# Magnitude vs. Unit

## Difference Between Magnitude and Unit

#### Magnitudenoun

Greatness of rank or position

*"such duties as were expected of a landowner of his magnitude" (Anthony Powell).*

#### Unitnoun

An individual, group, structure, or other entity regarded as an elementary structural or functional constituent of a whole.

#### Magnitudenoun

Greatness in size or extent

*The magnitude of the flood was impossible to comprehend.*

#### Unitnoun

A group regarded as a distinct entity within a larger group.

#### Magnitudenoun

Greatness in significance or influence

*was shocked by the magnitude of the crisis.*

#### Unitnoun

A mechanical part or module.

#### Magnitudenoun

The brightness of a celestial body on a numerical scale for which brighter objects have smaller values. Differences in magnitude are based on a logarithmic scale that matches the response of the human eye to differences in brightness so that a decrease of one magnitude represents an increase in apparent brightness by a factor of 2.512. Also called apparent magnitude.

#### Unitnoun

An entire apparatus or the equipment that performs a specific function.

#### Magnitudenoun

A unit on such a scale of brightness.

#### Unitnoun

A precisely specified quantity in terms of which the magnitudes of other quantities of the same kind can be stated.

#### Magnitudenoun

A number assigned to a quantity so that it may be compared with other quantities.

#### Unitnoun

(Medicine) The quantity of a vaccine, serum, drug, or other agent necessary to produce a specific effect.

#### Magnitudenoun

A property that can be described by a real number, such as the volume of a sphere or the length of a vector.

#### Unitnoun

A fixed amount of scholastic study used as a basis for calculating academic credits, usually measured in hours of classroom instruction or laboratory work.

#### Magnitudenoun

(Geology) A measure of the amount of energy released by an earthquake, as indicated on the Richter scale.

#### Unitnoun

A section of an academic course focusing on a selected theme

*a unit on Native Americans.*

#### Magnitudenoun

The absolute or relative size, extent or importance of something.

#### Unitnoun

The number immediately to the left of the decimal point in the Arabic numeral system.

#### Magnitudenoun

(countable) An order of magnitude.

#### Unitnoun

The lowest positive whole number; one.

#### Magnitudenoun

(mathematics) A number, assigned to something, such that it may be compared to others numerically

#### Unitnoun

An element of a ring with a multiplicative inverse.

#### Magnitudenoun

(mathematics) Of a vector, the norm, most commonly, the two-norm.

#### Unitnoun

(mathematics) Oneness, singularity, seen as a component of a whole number; a magnitude of one.

#### Magnitudenoun

(astronomy) The apparent brightness of a star (on a negative, logarithmic scale); apparent magnitude

#### Unitnoun

(sciences) A standard measure of a quantity.

*The centimetre is a unit of length.*

#### Magnitudenoun

(seismology) A measure of the energy released by an earthquake (e.g. on the Richter scale).

#### Unitnoun

The number one.

#### Magnitudenoun

the property of relative size or extent;

*they tried to predict the magnitude of the explosion*

#### Unitnoun

An organized group comprising people and/or equipment.

*He was a member of a special police unit.*

#### Magnitudenoun

a number assigned to the ratio of two quantities; two quantities are of the same order of magnitude if one is less than 10 times as large as the other; the number of magnitudes that the quantities differ is specified to within a power of 10

#### Unitnoun

A member of a military organization.

*The fifth tank brigade moved in with 20 units. (i.e., 20 tanks)*

#### Magnitudenoun

relative importance;

*a problem of the first magnitude*

#### Unitnoun

Any military element whose structure is prescribed by competent authority, such as a table of organization and equipment; specifically, part of an organization.

#### Unitnoun

An organization title of a subdivision of a group in a task force.

#### Unitnoun

A standard or basic quantity into which an item of supply is divided, issued, or detailed. In this meaning, also called unit of issue.

#### Unitnoun

With regard to Reserve Components of the Armed Forces, denotes a Selected Reserve unit organized, equipped, and trained for mobilization to serve on active duty as a unit or to augment or be augmented by another unit. Headquarters and support functions without wartime missions are not considered units.

#### Unitnoun

(algebra) The identity element, neutral element.

#### Unitnoun

(algebra) An element having an inverse, an invertible element; an associate of the unity.

#### Unitnoun

(category theory) In an adjunction, a natural transformation from the identity functor of the domain of the left adjoint functor to the composition of the right adjoint functor with the left adjoint functor.

#### Unitnoun

(geology) A volume of rock or ice of identifiable origin and age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize it.

#### Unitnoun

(commerce) An item which may be sold singly.

*We shipped nearly twice as many units this month as last month.*

#### Unitnoun

(UK) A unit of alcohol.

#### Unitnoun

One kilowatt-hour (as recorded on an electricity meter).

#### Unitnoun

a measure of housing equivalent to the living quarters of one household; an apartment where a group of apartments is contained in one or more multi-storied buildings or a group of dwellings is in one or more single storey buildings, usually arranged around a driveway.

#### Unitnoun

(historical) A gold coin of the reign of James I, worth twenty shillings.

#### Unitnoun

A work unit.

#### Unitnoun

A physically large person.

#### Unitadjective

For each unit.

*We have to keep our unit costs down if we want to make a profit.*

#### Unitadjective

(mathematics) Having a size or magnitude of one.

#### Unitnoun

any division of quantity accepted as a standard of measurement or exchange;

*the dollar is the United States unit of currency*

*a unit of wheat is a bushel*

*change per unit volume*

#### Unitnoun

an individual or group or structure or other entity regarded as a structural or functional constituent of a whole;

*the reduced the number of units and installations*

*the word is a basic linguistic unit*

#### Unitnoun

an organization regarded as part of a larger social group;

*the coach said the offensive unit did a good job*

*after the battle the soldier had trouble rejoining his unit*

#### Unitnoun

a single undivided whole;

*an idea is not a unit that can be moved from one brain to another*

#### Unitnoun

a single undivided natural thing occurring in the composition of something else;

*units of nucleic acids*

#### Unitnoun

an assemblage of parts that is regarded as a single entity;

*how big is that part compared to the whole?*

*the team is a unit*