any of the three three-month periods that a human pregnancy is divided into:
Trimester
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a three-month period
Trimester meaning & definition 1 of Trimester.
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any of the three three-month periods that a human pregnancy is divided into:
Trimester meaning & definition 2 of Trimester.
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A period of three months, especially as a division of the duration of pregnancy.
Trimester meaning & definition 3 of Trimester.
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