Meaning & Definition of word "Trimester"

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!