noun Etymology: French trimestre, from Latin trimestris of three months, from tri- + mensis month — more at moon Date: 1821 1. a period of three or about three months; especially any of three periods of approximately three months each into which a human pregnancy is divided 2. one of three terms into which the academic year is sometimes divided

New Collegiate Dictionary. 2001.


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  • Trimester — (lat.: tri ‚drei‘ und mensis ‚Monat‘ bzw. trimestris ‚dreimonatig‘) steht für: einen Zeitabschnitt von drei Monaten, siehe Quartal die Aufteilung des Studienjahres in vier Abschnitte zu je drei Monaten, siehe Trimester (Studium) ein… …   Deutsch Wikipedia

  • Trimester — Tri*mes ter, n. [L. trimestris of three months; tri (see {Tri }) + mensis month: cf. F. trimestre.] A term or period of three months. [1913 Webster] …   The Collaborative International Dictionary of English

  • trimester — trimester. См. триместр. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Trimester — (v. gr.), eine Zeit von drei Monaten …   Pierer's Universal-Lexikon

  • Triméster — (lat.), Zeit von drei Monaten …   Meyers Großes Konversations-Lexikon

  • Triméster — (lat.), Zeit von 3 Monaten …   Kleines Konversations-Lexikon

  • trimester — 1821, period of three months, from Fr. trimestre (early 17c.), from L. trimestris of three months, from tri three + mensis month (see MOON (Cf. moon) (n.)). Specific obstetrics sense is attested from 1916 …   Etymology dictionary

  • Trimester — [Aufbauwortschatz (Rating 1500 3200)] Auch: • Semester Bsp.: • Das Herbstsemester hat begonnen …   Deutsch Wörterbuch

  • trimester — ► NOUN 1) a period of three months, especially as a division of the duration of pregnancy. 2) N. Amer. each of the three terms in an academic year. DERIVATIVES trimestral adjective trimestrial adjective. ORIGIN Latin trimestris, from tri three +… …   English terms dictionary

  • trimester — [trī mes′tər, trī′mes΄tər] n. [Fr trimestre < L trimestris, of three months < tri , three + mensis, month: see MOON] 1. a period or term of three months; specif., any of the three three month periods of a human pregnancy 2. in some colleges …   English World dictionary

  • Trimester — The nine months of pregnancy is traditionally divided into three trimesters: distinct periods of roughly three months in which different phases of fetal development take place. The first trimester is a time of basic cell differentiation. It is… …   Medical dictionary

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