adv
Freq #281241
Meanings
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1
adv
under or beneath the thing just mentioned
A narrow shelf ran across the wall, and thereunder stood three wooden chests.
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2
adv
under the authority, terms, or heading of something just mentioned
The regulation and all licenses issued thereunder remain in force.
Thesaurus
Etymology
From Middle English therunder, continuing Old English thærunder, a compound equivalent to there + under. It survives chiefly in formal, legal, and literary prose, where there points back to a previously named thing or provision.