Trimester

/ˈt(ʃ)ɹaɪ.mɛs.təɹ/

Synonyms for "trimester" (94 found)

Ranked by relevance and common usage.

Closest matches (19)

abundant yearacademic yearannumbissextile yearcalendar monthcalendar yearcenturyclovercommon yeardaydecadedecennarydecenniumdefective yeardeuce-acefiscal yearfortnight
Noun(2 words)
academic sessionacademic term

Strong matches (28)

Noun(4 words)
gestational periodinstructional periodpregnancy trimesterquarter-year

Related words (47)

Choosing the right synonym

  • Closest matches in this entry: abundant year, academic session, academic term, academic year, annum.
  • Sentence evidence is available for trimester, so synonym choice can be checked against real usage rather than a flat word list.
  • Ranking signals come from moby, opengloss, derived_reverse.

Synonym selection checklist

  • Match the part of speech before comparing meanings.
  • Check whether the synonym changes intensity, formality, or emotional tone.
  • Read the replacement inside the full sentence, not just beside "trimester".
  • Prefer the clearest word over the most unusual word when writing for speed or comprehension.

When not to replace "trimester"

Keep "trimester" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.

If two options seem close, choose the one that best matches the audience and purpose of the sentence.

Replacement workflow

1. Preserve meaning

Choose a synonym only if it keeps the core idea of "trimester" intact in the sentence you are editing.

2. Tune tone

Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.

3. Re-read context

Read the full sentence after the swap. Keep the synonym only when the sentence becomes clearer or more precise.

Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.

Final fit check

After choosing a replacement for "trimester", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.

If the synonym makes the sentence slower, vaguer, or more dramatic than intended, keep "trimester" or choose a simpler alternative from the closest-match group.

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

5 relation types

More general

12 entries
academic sessionacademic termgestational periodperiodperiod of timepregnancy stageschool termsessiontemporal descriptortermtime descriptortime period

More specific

11 entries
early trimesterfirst trimesterlate trimestermid trimestersecond trimesterthird trimesterthree-month durationthree-month termtrimester segmenttrimester-basedtrimester-long

Collocations

11 entries
academic trimesterfirst trimesterpregnancy trimestersecond trimesterthird trimesterthree-month termtrimester assessmenttrimester calendartrimester lengthtrimester scheduletrimester system

Inflections

1 entries

Derivations

2 entries

Sample sentences

4 total sentences available.

Tatoeba + Wiktionary

She is in the third trimester of her pregnancy.

Source: tatoeba (8466152)

If adequate and well-controlled studies in pregnant women have failed to demonstrate a risk to the fetus in the first trimester of pregnancy (and there is no evidence of a risk in later trimesters), the labeling shall state: "Studies in pregnant women have not shown that (name of drug) increases the risk of fetal abnormalities if administered during the first (second, third, or all) trimester(s) of pregnancy."

Source: tatoeba (11693363)

She is in the second trimester of her first pregnancy.

Source: wiktionary

The school operates on a trimester schedule.

Source: wiktionary

Common questions

What are the closest synonyms for "trimester"?

Closest matches include abundant year, academic session, academic term, academic year, annum.

How should I check whether a synonym fits "trimester"?

Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.

More for "trimester"