1) Carnal knowledge 2) Coition 3) Coitus 4) Congress 5) French word used in English 6) Intercourse 7) Relation 8) Sex act 9) Sex activity 10) Sexual activity 11) Sexual congress 12) Sexual intercourse 13) Sexual practice 14) Sexual relation 1) Coition 2) Coitus 3) Fuck 4) Nookie 5) Nooky 6) Screwing 7) Shtup 
The act of sexual coupling by male and female (Morris 1992).
• (n.) The coming together of male and female in the act of generation; sexual union; coition. • (n.) The act of coupling or joining; union; conjunction.
Sexual contact of a male with a receptive female usually followed by emission of sperm. Limited to non-human species. For humans use coitus. ... (12 Dec 1998) ... 
(kop″u-la´shәn) sexual union or coitus; the transfer of the sperm from male to female; usually applied to animals other than humans.
mating, act that accomplishes the transfer of sperm from male to female; see cloacal kiss
Cop`u·la'tion noun [ Latin copulatio : confer French copulation .] 1. The act of coupling or joining; union; conjunction. « Wit, you know, is the unexpected copulation of ideas. Johnson. » 2. The coming together of male and female in the act ...
Type: Term Pronunciation: kop′yū-lā′shŭn Definitions: 1. In protozoology, conjugation between two cells that do not fuse but, rather, separate after mutual fertilization; observed in the ciliophora, as in Paramecium. Synonyms: coitus
The physical act of mating. In most birds, the male lands on or climbs onto the back of the female, and then both birds touch their exposed cloacas together (called the cloacal kiss.) The sperm from a Purple Martin is stored in the oviduct and can continue to fertilize ova for up to a month.
Act of mating in animals with internal fertilization. Male mammals have a penis or other organ that is used to introduce spermatozoa into the reproductive tract of the female. Most birds transfer sperm by pressing their cloacas (the openings of their reproductive tracts) together
engaging in coitus or sexual intercourse.
the act of sexual union
Insertion of the penis into the female reproductive tract.
The act of mating.
sexual intercourse. · a joining together or coupling.
the act of sexual procreation between a man and a woman