copulation
1.The male organ of copulation in certain invertebrates.
2.He then made the action of copulation and broke the big stone.
3.A STUDY ON CONCEPTION RATE OF ANGORA RABBITS AS A RESULT OF CONCENTRATING FORCED COPULATION
4.A contagious disease of horses, asses, and mules caused by the protozoan parasite Trypanosoma equiperdum, which is transmitted during copulation.
5.The male organ of copulation in higher vertebrates, homologous with the clitoris. In mammals, it also serves as the male organ of urinary excretion.
6.By using artificial inscmination, semen collected from one Muscovy drake is enough to fertilize 8-15 female domestid ducks instead of only one female duck by using the traditional method of natural copulation.
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