Herein vs. Therein

Herein vs. Therein — Is There a Difference?

Difference Between Herein and Therein

Hereinadverb

In or into this.

Thereinadverb

In that place, time, or thing.

Hereinadverb

Within this content, context, or thing.

Thereinadverb

In that circumstance or respect.

Hereinadverb

in this place or thing or document;

I shall discuss the question herein

Thereinadverb

(pronominal) in that; in him/her/it

Thereinadverb

(formal) in or into that thing or place;

they can read therein what our plans are