'Trimester' definitions:
Definition of 'trimester'
From: WordNet
noun
A period of three months; especially one of the three three-month periods into which human pregnancy is divided
noun
One of three divisions of an academic year
Definition of 'Trimester'
From: GCIDE
- 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]
Synonyms of 'trimester'
From: Moby Thesaurus
- abundant year,
- academic year,
- annum,
- bissextile year,
- calendar month,
- calendar year,
- century,
- clover,
- common year,
- day,
- decade,
- decennary,
- decennium,
- defective year,
- deuce-ace,
- fiscal year,
- fortnight,
- hour,
- leap year,
- leash,
- lunar month,
- lunar year,
- lunation,
- luster,
- lustrum,
- man-hour,
- microsecond,
- millennium,
- millisecond,
- minute,
- moment,
- month,
- moon,
- quarter,
- quinquennium,
- regular year,
- second,
- semester,
- session,
- set of three,
- shamrock,
- sidereal year,
- solar year,
- sun,
- tercet,
- term,
- ternary,
- ternion,
- terzetto,
- three,
- threesome,
- tierce,
- trefoil,
- trey,
- triad,
- trialogue,
- triangle,
- tricorn,
- trident,
- triennium,
- trihedron,
- trilogy,
- trine,
- trinity,
- trinomial,
- trio,
- triphthong,
- triple crown,
- triple threat,
- triplet,
- triplopy,
- tripod,
- triptych,
- trireme,
- triseme,
- triskelion,
- trisul,
- triumvirate,
- triunity,
- trivet,
- troika,
- twelvemonth,
- week,
- weekday,
- year