oestrualestrualadj.
/ˈiːstrʊəl/, /ˈɛstrʊəl/, /ˈiːstrᵿl/, /ˈɛstrᵿl/, U.S. /ˈɛstr(əw)əl/ Physiology and Zoology.
= oestrous adj.
ΘΚΠ
the world > physical sensation > sexual relations > sexual activity > [adjective] > relating to orgasm
orgastic1822
orgasmal1833
oestrual1857
oestrous1900
climactic1913
orgasmic1923
the world > animals > animal body > general parts > sexual organs and reproduction > [adjective] > relating to mating > in specific reproductive phase
hot?a1300
rutey timec1400
jolly1535
proud1575
rutting1575
rank1600
musth1839
oestrual1857
oestral1877
diœstrous1900
oestrous1900
polyoestrous1900
1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Œstrual, of or belonging to the œstrum or orgasm.
1924 Amer. Jrnl. Physiol. 68 303 The oestrual cycles became more and more irregular..as the animals approached the end of their sexual life.
1941 Q. Rev. Biol. 16 149/1 Feline estrual behavior may be divided into courtship activities and the after-reaction.
1961 Nature 16 Dec. 1043 (title) Variations in the nuclear deoxyribonucleic acid content in the adrenal cortex of the female white rat during the œstrual cycle.
1993 Jrnl. Dairy Sci. 76 95 Follicular fluid varied in its ability to inhibit germinal vesicle breakdown according to follicle size and estrual stage.
This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022).
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adj.1857