Meaning & Definition of word "Trimester"

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    Trimester

    /traɪˈmɛstər/

    noun:

    • 1. a period of three months, especially as a division of the academic year or in pregnancy.
      • Example: The first trimester of the academic year begins in September.
    • 2. a division of a pregnancy that lasts about three months.
      • Example: She is in her second trimester and feeling much better.
    • 3. one of three periods of equal length into which a school or university year is divided.
      • Example: Students must complete their assignments by the end of the trimester.

    Etymology

    From Latin 'trimester', from 'tri-' meaning 'three' and 'mensis' meaning 'month'.

    Common Phrases and Expressions

    first trimester:

    The initial three months of a pregnancy.

    second trimester:

    The middle three months of a pregnancy.

    third trimester:

    The final three months of a pregnancy.

    Related Words

    semester:

    A half-year term in schools, typically lasting about six months.

    quarter:

    One of four equal parts of a year, typically used in academic settings.

    Slang Meanings of trimester

    Meaning: A reference to pregnancy.

    Example Sentence: She's in her third tri, ready to pop!

    Meaning: A casual way to refer to an academic period.

    Example Sentence: I'm so glad this tri is almost over!