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 (dī-ĕs′trəs) also di·es·trum (-trəm)
In most female mammals, a short period of sexual quiescence between two estrus periods, during which the uterus is prepared for a fertilized ovum.

di·es′trous adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.diestrous - (of animals that have several estrous cycles in one breeding season) in a period of sexual inactivity
anestrous - (of lower mammals) not in a state of estrus; not in heat; "an anestrous bitch"
References in periodicals archive ?
To standardize timing within the estrous cycle at an easily detected point where estrogen levels are moderate and relatively stable (Miller and Takahashi 2014), we selected diestrous females for use in experiments.
Most of the control and hydrogen groups' mice exhibited normal estrous cycles, with ordered proestrus, estrus, metestrus, and diestrous phases.
The enrolled rats were in all menstrual cycles (proestrous, estrous, diestrous, metestrous).
Galeeva and Tuohimaa [46] found that exploration of open arms is reduced in diestrous females, suggesting that female mice are more anxious when their E2 levels are low.
The estrous cycle of female Lewis rats lasts 4-5 d, as in other strains (10), and in a 5 day cycle consists of three distinct phases: proestrous (~1 d), estrous (~1 d) and diestrous (-2-3 d).
Blood sample was collected via cardiac puncture after cervical dislocation at diestrous phase, centrifuged at 3000 rpm and serum collected into a sterile bottle for hormonal assay.