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nouna steroid hormone (trade name Lipo-Lutin) produced in the ovary; prepares and maintains the uterus for pregnancy
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Definition that contains progesterone
- ovary (vertebrates) one of usually two organs that produce ova and secrete estrogen and progesterone
- progestational of or relating to progesterone (or to a drug with effects like those of progesterone)
- secretory phase the second half of the menstrual cycle after ovulation; the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo; if fertilization does not occur then menstrual flow begins
- gregory pincus United States sexual physiologist whose hunch that progesterone could block ovulation led to the development of the oral contraceptive pill (1903-1967)
- pincus United States sexual physiologist whose hunch that progesterone could block ovulation led to the development of the oral contraceptive pill (1903-1967)
- progestogen any of a group of steroid hormones that have the effect of progesterone
- luteal phase the second half of the menstrual cycle after ovulation; the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo; if fertilization does not occur then menstrual flow begins
- progestin any of a group of steroid hormones that have the effect of progesterone
- abortion pill an abortion-inducing drug (trade name RU 486) developed in France; when taken during the first five weeks of pregnancy it blocks the action of progesterone so that the uterus sloughs off the embryo
- mifepristone an abortion-inducing drug (trade name RU 486) developed in France; when taken during the first five weeks of pregnancy it blocks the action of progesterone so that the uterus sloughs off the embryo