The noun CLIQUE has 1 sense: 1  1. an exclusive circle of people with a common purpose. 2  Meaning: 3  An exclusive circle of people with a common purpose. 4  Classified under: 5  Nouns denoting groupings of people or objects. 6  Synonyms: 7  clique; coterie; ingroup; inner circle; camp; pack. 8  Hypernyms (clique is a kind of...): band; circle; lot; set (an unofficial association of people or groups) Hyponyms (each of the following is a kind of clique):
Progesterone is a hormone released by the ovaries. Changing progesterone levels can contribute to abnormal menstrual periods and menopausal symptoms. Progesterone is also necessary for implantation of the fertilized egg in the uterus and for maintaining pregnancy.
Oxytocin, most of which is released from the paraventricular nucleus in the hypothalamus. Oxytocin is one of the few hormones to create a positive feedback loop. For example, uterine contractions stimulate the release of oxytocin from the posterior pituitary, which, in turn, increases uterine contractions.