Trimester Definition
trī-mĕstər, trīmĕs-
noun
A period or term of three months; specif., any of the three three-month periods of a human pregnancy.
Webster's New World
In some colleges and universities, any of the three periods into which the academic year is divided.
Webster's New World
Other Word Forms of Trimester
Noun
Singular:
trimester
Plural:
trimestersOrigin of Trimester
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French trimestre from Latin trimēstris, trimēnstris of three months tri- tri- mēnsis month mē-2 in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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From French trimestre < from Latin trimestris (“of three months"), from trÄ“s (“three") + mensis (“month").
From Wiktionary
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