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Related to dioestrus: polyoestrous, anoestrus


(daɪˈiːstrəs) or


(Zoology) a period of sexual inactivity between periods of oestrus in animals that have several oestrous cycles in one breeding season


(daɪˈɛs trəs)

an interval of sexual inactivity between periods of estrus.
[1940–45; di-3 + estrus]
di•es′trous, adj.
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References in periodicals archive ?
It is well described that the oestrous cycle of rats lasts four or five days and consists of proestrus, oestrus, metoestrus, and dioestrus, and includes various alterations in the concentrations of gonadal steroids and gonadotropins.
Exogenous hormone regimes to utilise successfully mares in dioestrus (days 2 to 14 after ovulation) as embryo transfer recipients.
The vaginal smears were scored according to the following classification: vaginal epithelial and keratinized cells were considered to indicate oestrous phase (E); traces of secretory material with cellular debris, few intact cells and few leucocyte were considered to indicate dioestrus phase (D); presence of intermediary cells, with rare parabasal cells and leucocytes were considered pro-oestrus phase (P); presence of leucocytes, often in large numbers, and intermediary cells were considered to indicate metoestrous phase (M).