trimesters - Master This Word
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trimesters Word Meanings
- a period of three months
- one of three terms in a school year
- a division of a pregnancy
trimesters Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
trimesters Phonetic & Pronunciation
UK
/traɪˈmɛstə/
US
/traɪˈmɛstər/
trimesters Word Etymology
The word 'trimester' is derived from the Latin 'tri-' meaning 'three' and 'menses' meaning 'month'. It evolved through Old French into English. Imagine a calendar divided into three equal sections, each representing a phase of growth and change.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Trimester is a noun meaning one of three roughly three-month periods. In education, many schools use three trimesters to divide the academic year, with exams at the end of each period, though some countries prefer semesters. In pregnancy, a trimester divides the gestation into three phases, each typically about three months long. The word comes from Latin tri- meaning three and mensis meaning month, passing through Old French into English. For learners, common temptations are to equate trimester with semester, assume every trimester lasts exactly three months, or treat the pregnancy divisions as universal calendar units. Always specify which trimester you mean and in which context (education vs pregnancy).
Usage Reminders
- - Remember trimester can refer to three contexts: three-month periods, school terms, and pregnancy phases.
- - Don’t assume all trimesters are exactly 12 weeks long.
- - Distinguish trimester from semester when talking about education.
- - Use first/second/third trimester for pregnancy to be precise.
- - When talking about schools, prefer terms like term or semester if that is the local norm.
- - Check the audience: medical texts will use trimester more often than general conversation.
Common Misconceptions
- trimester always means three months exactly
- trimester and semester are interchangeable
- trimester refers only to pregnancy
- each trimester is fixed at 12 weeks
- trimester covers the entire pregnancy
Thinking Differences
Learners often underuse context and miss whether trimester refers to a time period, a school term, or pregnancy phases. CLARIFY with context and use explicit phrases like first/second/third trimester or three-month periods.
Learning Tips
- Learn to spot three contexts: time period, school term, pregnancy phase
- Pair trimester with qualifiers: first/second/third
- Compare with semester to avoid false friends
- Practice collocations: three-month period, trimester system, gestational trimester
- Use diagrams or timelines to visualize three parts
- Read medical, educational, and general texts to see variations
Related Listening
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