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intr.v. cop·u·lat·ed, cop·u·lat·ing, cop·u·lates
1. To engage in sexual intercourse in which the penis is inserted into the vagina.
2. To transfer male reproductive cells from one individual to another, usually into an internal organ or cavity, such as a cloaca. Used of animals.
adj. (-lĭt)
Coupled; joined.

[Latin cōpulāre, cōpulāt-, to join together, from cōpula, link.]

cop′u·la′tion n.
cop′u·la·to′ry (-lə-tôr′ē) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.copulatory - of or relating to coitus or copulation
References in periodicals archive ?
As far as the regulation of copulatory behavior is concerned, testosterone has been associated with an increase in sexual behavior [29, 30].
Bartness, "Epididymal fat is necessary for spermatogenesis, but not testosterone production or copulatory behavior," Endocrinology, vol.
During copulation, male surfperches utilize external copulatory structures (e.g., genital papilla, intromittent organs) to transfer sperm into the female reproductive tract (Blake 1868; Hubbs 1917; Tarp 1952; Gardiner 1978).
1), and red coloration on patella and tibia of legs I and II; females differ from those of other congeners by the following combination of characters: spherical/slightly oval spermathecae (S), copulatory openings (CO) emerging at the posterior edge of S in a shallow concavity (Fig.
In dorsal view, a pair of accessory copulatory projections located on third legs, elongated and positioned on posterior margin of basis (Fig.
Additionally, other derived measures were calculated using mentioned parameters including: sum of the NM, NI and NE; copulatory efficiency (CE), and sexual activity index (SAI) based on Agmo et al.
(2003) Activation of a subset of lumbar spinothalamic neurons after copulatory behavior in male but not female rats.
ceylanicum possess only one pair, but exhibit different morphological characteristics in the buccal capsule and the copulatory bursa (Velasquez and Cabrera, 1968).
Conception was ascertained by establishing the presence of a copulatory plug and/or sperm and the day when found was considered the day of conception (day 0 of pregnancy).