noun

trimester

trimester

The academic year is divided into three trimesters.

The academic year is divided into three trimesters.

She is in her first trimester of pregnancy.

She is in her first trimester of pregnancy.

the first/second/third trimester a specific three-month period She is in her second trimester.

a trimester system a system based on three terms The school uses a trimester system.

Synonyms: quarter (in some contexts)

From Latin 'tri-' (three) + 'mensis' (month). It means a period of three months.

'Tri' means three, like in 'tricycle'. A trimester is a period of three months.

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