S: (n) category (a general concept that marks divisions or coordinations in a conceptual scheme)
S: (n) rule, regulation (a principle or condition that customarily governs behavior) "it was his rule to take a walk before breakfast"; "short haircuts were the regulation"
S: (n) property, attribute, dimension (a construct whereby objects or individuals can be distinguished) "self-confidence is not an endearing property"
S: (n) abstraction, abstract (a concept or idea not associated with any specific instance) "he loved her only in the abstract--not in person"
S: (n) quantity (the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable)
S: (n) part, section, division (one of the portions into which something is regarded as divided and which together constitute a whole) "the written part of the exam"; "the finance section of the company"; "the BBC's engineering division"
S: (n) whole (all of something including all its component elements or parts) "Europe considered as a whole"; "the whole of American literature"
S: (n) law, natural law (a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society)
S: (n) law, law of nature (a generalization that describes recurring facts or events in nature) "the laws of thermodynamics"
S: (n) hypothesis, possibility, theory (a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena) "a scientific hypothesis that survives experimental testing becomes a scientific theory"; "he proposed a fresh theory of alkalis that later was accepted in chemical practices"
S: (n) fact (a concept whose truth can be proved) "scientific hypotheses are not facts"
S: (n) bondage (sexual practice that involves physically restraining (by cords or handcuffs) one of the partners)
S: (n) outercourse (sexual stimulation without vaginal penetration) "since pregnancy cannot happen if sperm are kept out of the vagina, outercourse is one method of birth control"
S: (n) safe sex (sexual activity (especially sexual intercourse) with the use of measures (such as latex condoms) to avoid the transmission of disease (especially AIDS))
S: (n) conception (the act of becoming pregnant; fertilization of an ovum by a spermatozoon)
S: (n) pleasure (sexual gratification) "he took his pleasure of her"
S: (n) sexual love, lovemaking, making love, love, love life (sexual activities (often including sexual intercourse) between two people) "his lovemaking disgusted her"; "he hadn't had any love in months"; "he has a very complicated love life"
S: (n) carnal abuse (any lascivious contact by an adult with the sexual organs of a child (especially not involving sexual intercourse))
S: (n) coupling, mating, pairing, conjugation, union, sexual union (the act of pairing a male and female for reproductive purposes) "the casual couplings of adolescents"; "the mating of some species occurs only in the spring"