TRIMESTER

Especially one of the three three-month periods into which human pregnancy is divided

• About ninety days

• Academic division

• Mix-up: remit rest in a few months (9)

• Obstetrical period

• Part of an academic year

• Period of development

• Pregnancy division

• Quarter of twelve?

• School term

• Something that goes for a quarter?

• The third one may end in a hospital visit

• One of three divisions of an academic year

• A period of three months