progestationaladj.
/ˌprəʊdʒɛˈsteɪʃən(ə)l/, U.S. /ˌproʊdʒɛˈsteɪʃ(ə)nəl/ Physiology and Medicine.
Relating to or designating physiological changes that occur in preparation for pregnancy, esp. those of the uterine lining before implantation of the fertilized ovum. Also: causing such changes; having physiological effects resembling those of progesterone.
ΘΚΠ
the world > life > biology > biological processes > procreation or reproduction > pregnancy or gestation > [adjective] > relating to
gestative1828
gestate1854
gestatory1889
gestational1896
antenatal1910
prenatal1914
progestational1923
progestogenic1948
the world > health and disease > healing > medicines or physic > medical preparations of specific origin > hormones and substances with same effect > [adjective] > having effect of progesterone
progestational1923
progestogenic1948
1923 G. W. Corner in Physiol. Rev. 3 467 It seems preferable to avoid the suggestion of falsity or imitation inherent in the prefix pseudo [in pseudopregnancy], by using the terms progravid, progestational.
1944 J. Hoffman Female Endocrinol. xli. 711 The term progestin is applied to crude extracts of corpus luteum tissue which possess progestational activity.
1954 Nature 30 Oct. 839/2 Various derivatives of progesterone..such as..11-α-hydroxyprogesterone and 11-β-hydroxyprogesterone..have been found to be only about 3–10 per cent as progestational as progesterone.
1967 Brit. Jrnl. Psychiatry 113 265/1 Steroid hormones may produce a wide variety of psychiatric syndromes, and the progestational steroids are no exception.
2002 Contraception 65 24/1 Endometrial development was partially suppressed or irregular with asynchronous maturation of the glands and the stroma, both of which exhibited sluggish and incomplete progestational changes.
Compounds
progestational proliferation n. proliferation of the endometrium in preparation for pregnancy.
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1928 Amer. Jrnl. Physiol. 86 78 Sections taken through the middle of the uterine horn showed that no progestational proliferation had taken place in these animals.
1974 Fertility & Sterility 25 575/1 A special uterine reaction to the luteal hormone (progestational proliferation) was identified in the adult rabbit.
1998 Biotech. Histochem. 73 202 Progestins..caused progestational proliferation of the endometrium.
Derivatives
progeˈstationally adv. as regards progestational activity or condition; by means of progesterone or progestogens.
ΘΚΠ
the world > life > biology > biological processes > procreation or reproduction > pregnancy or gestation > [adverb]
on the way1598
progestationally1943
1943 B. Zondek in Ess. Biol. 679 If..the ovum dies without fertilization, the now useless, progestationally developed mucous membrane breaks down.
1968 R. W. Kistner in Astwood & Cassidy Clin. Endocrinol. II. vi. ix. 680 If an endometrial biopsy..reveals ‘progestationally immature endometrium’,..one tablet daily..can be prescribed.
1994 Jrnl. Clin. Endocrinol. & Metabolism 79 786 The expression of endometrial stromal cell tissue factor..has been shown to be progestationally regulated in vivo and in vitro.
This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).
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adj.1923