Light vs. Opacity

Light vs. Opacity — Is There a Difference?
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Difference Between Light and Opacity

Lightnoun

Electromagnetic radiation that is visible, perceivable by the normal human eye as colors between red and violet, having frequencies between 400 terahertz and 790 terahertz and wavelengths between 750 nanometers and 380 nanometers. Also called visible light.

Opacitynoun

The quality or state of being opaque.

Lightnoun

Electromagnetic radiation of any frequency or wavelength.

Opacitynoun

Something opaque.

Lightnoun

The sensation of perceiving light; brightness

a sudden light that made me blink.

Opacitynoun

Obscurity; impenetrability.

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Lightnoun

A source of light, especially a lamp, a lantern, or an electric lighting fixture

Turn out the lights when you leave.

Opacitynoun

Dullness of mind.

Lightnoun

The illumination derived from a source of light

by the light of the moon.

Opacitynoun

(uncountable) The state or quality of being opaque, not allowing light to pass through

We could not see the sandbar due to the opacity of the muddy water.

Lightnoun

The particular quantity or quality of such illumination

moved the lamp closer to get better light.

Opacitynoun

(uncountable) The state or quality of being inaccessible to understanding.

The opacity of these decisions is troubling.
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Lightnoun

The pathway or route of such illumination to a person

You're standing in his light.

Opacitynoun

A measure of relative impenetrability to electromagnetic radiation such as light.

The opacity of a clean glass window is near zero.

Lightnoun

A source of fire, such as a match or cigarette lighter.

Opacitynoun

the phenomenon of not permitting the passage of electromagnetic radiation

Lightnoun

A mechanical device that uses illumination as a signal or warning, especially a beacon or traffic signal.

Opacitynoun

incomprehensibility resulting from obscurity of meaning

Lightnoun

Daylight.

Opacitynoun

the quality of being opaque to a degree; the degree to which something reduces the passage of light

Lightnoun

Dawn; daybreak.

Lightnoun

Something, such as a window, that admits illumination.

Lightnoun

(Architecture) One of two or more openings in a window divided by a mullion or mullions.

Lightnoun

Something that provides information or clarification

research that produced little new light on the question.

Lightnoun

A state of awareness or understanding, especially as derived from a particular source

in the light of experience.

Lightnoun

Public attention; general knowledge

brought the scandal to light.

Lightnoun

Spiritual awareness; illumination.

Lightnoun

A way of looking at or considering a matter; an aspect

saw the situation in a different light.

Lightnoun

(Archaic) Eyesight.

Lightnoun

lights One's individual opinions, choices, or standards

acted according to their own lights.

Lightnoun

A person who inspires or is adored by another

My daughter is the light of my life.

Lightnoun

A prominent or distinguished person; a luminary

one of the leading lights of the theater.

Lightnoun

An expression of the eyes

a strange light in her eyes.

Lightnoun

lights Pieces of laundry that are not dark in color.

Lightnoun

Light In Quaker doctrine, the guiding spirit or divine presence in each person.

Lightverb

To set on fire; ignite or kindle

lit the kindling.

Lightverb

To cause to give out light; make luminous

lit a lamp.

Lightverb

To provide, cover, or fill with light; illuminate

fireworks lighting the sky.

Lightverb

To signal, direct, or guide with light

"You'd ... set the lamp in the dormer window to light him home through the storm" (Edith Nesbit).

Lightverb

To enliven or animate

A smile lit her face.

Lightverb

To start to burn; be ignited or kindled

Green wood does not light easily.

Lightverb

To emit light; be lighted

Wait until the indicator lights up.

Lightverb

To get down, as from a vehicle or horse; dismount.

Lightverb

To descend to the ground after flight; land.

Lightverb

To come upon one unexpectedly

Misfortune lighted upon him.

Lightverb

To come upon by chance or accident. Used with on or upon

lit on the perfect solution to the problem.

Lightadjective

Having a greater rather than lesser degree of lightness.

Lightadjective

Of or being an additive primary color.

Lightadjective

Characterized by or filled with light; bright

a room that is light when the shutters are open.

Lightadjective

Not dark in color; fair

light hair and skin.

Lightadjective

Served with milk or cream. Used of coffee.

Lightadjective

Of relatively little weight; not heavy

a light load.

Lightadjective

Of relatively little weight for its size or bulk

Balsa is a light wood.

Lightadjective

Of less than the correct, standard, or legal weight

a light pound.

Lightadjective

Designed for ease and quickness of movement; having a structure that is slim and has little weight for its type or class

light aircraft.

Lightadjective

Designed to carry relatively little weight

light trucks.

Lightadjective

Carrying little equipment or armament

light cavalry.

Lightadjective

Requiring relatively little equipment and using relatively simple processes to produce consumer goods

light industry.

Lightadjective

Exerting little force or impact; gentle

a light pat.

Lightadjective

Indistinct; faint

light print that I could barely make out.

Lightadjective

Low in quantity or intensity

light traffic.light snow.

Lightadjective

Consuming or using relatively moderate amounts; abstemious

a light eater.a light smoker.

Lightadjective

Not harsh or severe

gave the offender a light sentence.

Lightadjective

Moving easily and quickly; nimble

You're very light on your feet.

Lightadjective

Easy to perform or accomplish; requiring little effort

light chores.

Lightadjective

Easy to bear or endure

a light tax.

Lightadjective

Having little importance; insignificant

light conversation.

Lightadjective

Intended primarily as entertainment and lacking serious or weighty content

a light comedy.

Lightadjective

Not solemn or serious

spoke in a light manner of the situation.

Lightadjective

Free from worries or troubles; blithe

a light heart.

Lightadjective

Mildly dizzy or faint

felt light in the head.

Lightadjective

Easily awakened or disturbed

a light sleeper.

Lightadjective

Easily digested

a light supper.

Lightadjective

Containing a relatively small amount of a potentially harmful ingredient, such as alcohol, fat, or sodium

light beer.light mayonnaise.

Lightadjective

Having a spongy or flaky texture; well-leavened

light pastries.

Lightadjective

Having a loose, porous consistency

light soil.

Lightadjective

Of, relating to, or being a syllable ending in a short vowel or a short vowel plus a consonant.

Lightadjective

Of, relating to, or being a vowel or syllable pronounced with little or no stress.

Lightadverb

In a light manner; lightly.

Lightadverb

With little weight and few burdens

traveling light.

Lightnoun

Visible electromagnetic radiation. The human eye can typically detect radiation (light) in the wavelength range of about 400 to 750 nanometers. Nearby shorter and longer wavelength ranges, although not visible, are commonly called ultraviolet and infrared light.

As you can see, this spacious dining-room gets a lot of light in the mornings.

Lightnoun

A source of illumination.

Put that light out!

Lightnoun

Spiritual or mental illumination; enlightenment, useful information.

Can you throw any light on this problem?

Lightnoun

Facts; pieces of information; ideas, concepts.

Lightnoun

A notable person within a specific field or discipline.

Picasso was one of the leading lights of the cubist movement.

Lightnoun

(painting) The manner in which the light strikes a picture; that part of a picture which represents those objects upon which the light is supposed to fall; the more illuminated part of a landscape or other scene; opposed to shade.

Lightnoun

A point of view, or aspect from which a concept, person or thing is regarded.

I'm really seeing you in a different light today.Magoon's governorship in Cuba was viewed in a negative light by many Cuban historians for years thereafter.

Lightnoun

A flame or something used to create fire.

Hey, buddy, you got a light?

Lightnoun

A firework made by filling a case with a substance which burns brilliantly with a white or coloured flame.

a Bengal light

Lightnoun

A window, or space for a window in architecture.

This facade has eight south-facing lights.

Lightnoun

The series of squares reserved for the answer to a crossword clue.

The average length of a light on a 15×15 grid is 7 or 8.

Lightnoun

(informal) A cross-light in a double acrostic or triple acrostic.

Lightnoun

Open view; a visible state or condition; public observation; publicity.

Lightnoun

The power of perception by vision.

Lightnoun

The brightness of the eye or eyes.

Lightnoun

A traffic light, or, by extension, an intersection controlled by one or more that will face a traveler who is receiving instructions.

To get to our house, turn right at the third light.

Lightnoun

(curling) A stone that is not thrown hard enough.

Lightverb

(transitive) To start (a fire).

We lit the fire to get some heat.

Lightverb

(transitive) To set fire to; to set burning; to kindle.

She lit her last match.

Lightverb

(transitive) To illuminate.

I used my torch to light the way home through the woods in the night.

Lightverb

(intransitive) To become ignited; to take fire.

This soggy match will not light.

Lightverb

To attend or conduct with a light; to show the way to by means of a light.

Lightverb

(nautical) To unload a ship, or to jettison material to make it lighter

Lightverb

To lighten; to ease of a burden; to take off.

Lightverb

To find by chance.

I lit upon a rare book in a second-hand bookseller's.

Lightverb

To stop upon of eyes or a glance; to notice

Lightverb

(archaic) To alight; to land or come down.

She fell out of the window but luckily lit on her feet.

Lightadjective

Having light.

The room is light when the Sun shines through the window.

Lightadjective

Pale in colour.

She had light skin.

Lightadjective

(of coffee) Served with extra milk or cream.

I like my coffee light.

Lightadjective

Of low weight; not heavy.

My bag was much lighter once I had dropped off the books.

Lightadjective

Lightly-built; designed for speed or small loads.

We took a light aircraft down to the city.

Lightadjective

Gentle; having little force or momentum.

This artist clearly had a light, flowing touch.

Lightadjective

Easy to endure or perform.

light duties around the house

Lightadjective

Low in fat, calories, alcohol, salt, etc.

This light beer still gets you drunk if you have enough of it.

Lightadjective

Unimportant, trivial, having little value or significance.

I made some light comment, and we moved on.

Lightadjective

travelling with no carriages, wagons attached

Lightadjective

(obsolete) Unchaste, wanton.

Lightadjective

Not heavily armed; armed with light weapons.

light troops; a troop of light horse

Lightadjective

Not encumbered; unembarrassed; clear of impediments; hence, active; nimble; swift.

Lightadjective

(dated) Easily influenced by trifling considerations; unsteady; unsettled; volatile.

a light, vain person; a light mind

Lightadjective

Indulging in, or inclined to, levity; lacking dignity or solemnity; frivolous; airy.

Ogden Nash was a writer of light verse.

Lightadjective

Not quite sound or normal; somewhat impaired or deranged; dizzy; giddy.

Lightadjective

Not of the legal, standard, or usual weight; clipped; diminished.

light coin

Lightadjective

Easily interrupted by stimulation.

light sleep; light anesthesia

Lightadverb

Carrying little.

I prefer to travel light.

Lightnoun

(physics) electromagnetic radiation that can produce a visual sensation;

the light was filtered through a soft glass window

Lightnoun

any device serving as a source of illumination;

he stopped the car and turned off the lights

Lightnoun

a particular perspective or aspect of a situation;

although he saw it in a different light, he still did not understand

Lightnoun

the quality of being luminous; emitting or reflecting light;

its luminosity is measured relative to that of our sun

Lightnoun

an illuminated area;

he stepped into the light

Lightnoun

a condition of spiritual awareness; divine illumination;

follow God's light

Lightnoun

the visual effect of illumination on objects or scenes as created in pictures;

he could paint the lightest light and the darkest dark

Lightnoun

a person regarded very fondly;

the light of my life

Lightnoun

mental understanding as an enlightening experience;

he finally saw the lightcan you shed light on this problem?

Lightnoun

having abundant light or illumination;

they played as long as it was lightas long as the lighting was good

Lightnoun

public awareness;

it brought the scandal to light

Lightnoun

brightness and animation of countenance;

he had a sparkle in his eye

Lightnoun

a divine presence believed by Quakers to enlighten and guide the soul

Lightnoun

a visual warning signal;

they saw the light of the beaconthere was a light at every corner

Lightnoun

a device for lighting or igniting fuel or charges or fires;

do you have a light?

Lightverb

make lighter or brighter;

This lamp lightens the room a bit

Lightverb

begin to smoke;

After the meal, some of the diners lit up

Lightverb

to come to rest, settle;

Misfortune lighted upon him

Lightverb

cause to start burning; subject to fire or great heat;

Great heat can ignite almost any dry matterLight a cigarette

Lightverb

fall to somebody by assignment or lot;

The task fell to meIt fell to me to notify the parents of the victims

Lightverb

get off (a horse)

Lightadjective

of comparatively little physical weight or density;

a light loadmagnesium is a light metal--having a specific gravity of 1.74 at 20 degrees C

Lightadjective

(used of color) having a relatively small amount of coloring agent;

light bluelight colors such as pastelsa light-colored powder

Lightadjective

of the military or industry; using (or being) relatively small or light arms or equipment;

light infantrylight cavalrylight industrylight weapons

Lightadjective

not great in degree or quantity or number;

a light sentencea light accentcasualties were lightlight snow was fallinglight misty rainlight smoke from the chimney

Lightadjective

psychologically light; especially free from sadness or troubles;

a light heart

Lightadjective

characterized by or emitting light;

a room that is light when the shutters are openthe inside of the house was airy and light

Lightadjective

used of vowels or syllables; pronounced with little or no stress;

a syllable that ends in a short vowel is a light syllablea weak stress on the second syllable

Lightadjective

easily assimilated in the alimentary canal; not rich or heavily seasoned;

a light diet

Lightadjective

(used of soil) loose and large-grained in consistency;

light sandy soil

Lightadjective

(of sound or color) free from anything that dulls or dims;

efforts to obtain a clean bass in orchestral recordingsclear laughter like a waterfallclear reds and bluesa light lilting voice like a silver bell

Lightadjective

moving easily and quickly; nimble;

the dancer was light and gracefula lightsome buoyant stepwalked with a light tripping step

Lightadjective

demanding little effort; not burdensome;

light houseworklight exercise

Lightadjective

of little intensity or power or force;

the light touch of her fingersa light breeze

Lightadjective

(physics, chemistry) not having atomic weight greater than average;

light water is ordinary water

Lightadjective

weak and likely to lose consciousness;

suddenly felt faint from the painwas sick and faint from hungerfelt light in the heada swooning fitlight-headed with winelight-headed from lack of sleep

Lightadjective

very thin and insubstantial;

thin paperflimsy voilelight summer dresses

Lightadjective

marked by temperance in indulgence;

abstemious mealsa light eatera light smokerate a light supper

Lightadjective

less than the correct or legal or full amount often deliberately so;

a light pounda scant cup of sugarregularly gives short weight

Lightadjective

having little importance;

losing his job was no light matter

Lightadjective

intended primarily as entertainment; not serious or profound;

light versea light comedy

Lightadjective

silly or trivial;

idle pleasurelight banterlight idle chatter

Lightadjective

having a spongy or flaky texture; well-leavened;

light pastries

Lightadjective

designed for ease of movement or to carry little weight;

light aircrafta light truck

Lightadjective

having relatively few calories;

diet colalight (or lite) beerlite (or light) mayonnaisea low-cal diet

Lightadjective

(of sleep) easily disturbed;

in a light dozea light sleepera restless wakeful night

Lightadjective

casual and unrestrained in sexual behavior;

her easy virtuehe was told to avoid loose (or light) womenwanton behavior

Lightadverb

with few burdens;

experienced travellers travel light