therein

[thair-in]

adverb

1. in or into that place or thing.

2. in that matter, circumstance, etc.

therein

/ ˌðɛərˈɪn /

adverb

1. formal,  in or into that place, thing, etc

Word History and Origins

Origin of therein¹

before 1000; Middle English therin, Old English thǣrin. See there, in

Example Sentences

That game will be played away from home… and therein lies another summer drama.

From BBC

"Particularly the recent recognitions of the State of Palestine by key countries, the successful United Nations conference in New York, and the historic declaration issued therein."

From BBC

And therein lies the ultimate aspect of US Open golf.

From BBC

After all, it’s not the physical book that poses a threat, it’s the ideas contained therein and their capacity to provoke someone to think differently — and perhaps to hope.

From Los Angeles Times

“Survive the night or become a part of it,” a crone whispers to Clover during her second loop, and therein lies the key to their survival.

From Los Angeles Times

When To Use

What does therein mean?

Therein means in or into the thing that was just mentioned, as in The container should be inspected before the contents are placed therein (translation: The container should be inspected before the contents are placed in it).Therein is formal and is often used in legal language.It can also mean in that matter or circumstance, as in A lot of consumers are looking for a better way to maintain their appliances, and therein lies the business opportunity.Example: I treasure these books and all the wisdom contained therein.