nor·ges·ti·mate nȯr-'jes-tə-.māt n a progestogen C23H31NO3 that is used in combination with an estrogen (as ethinyl estradiol) in birth control pills see ortho tri-cyclen
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nor·ges·ti·mate (nor-jesґtĭ-māt) a synthetic progestational agent having little androgenic activity; used in combination with an estrogen component as an oral contraceptive.Medical dictionary. 2011.