Letter : N
* necrophilia A paraphilia characterized by sexual arousal from, or activity with, a
corpse.
* neonate A newborn.
* NGU Abbreviation for nongonococcal urethritis.
* nipple The darkened circle at the tip of the breast in both men and women.
Although sensitive to sexual stimulation in both genders, in a woman it
also serves the function of being the opening through which milk goes when
she is breast-feeding.
* nocturnal emission Ejaculation of semen during sleep.
* nocturnal orgasm Orgasm that occurs during sleep.
* nonfetishistic transvestism A nonparaphilic behavior by a person who cross-dresses to relieve the
tensions associated with having to maintain the sex-role of their gender.
* nongonococcal urethritis (NGU) Urethral inflammation caused by something other than gonorrhea.
* nonoxynol-9 The sperm-killing chemical in many spermicides.
* nonspecific urethritis (NSU) Inflammation of the urethra from an unknown or unspecified cause.
* nonspecific paraphilia A paraphilia that does not meet the criteria of any of the major
paraphilias.
* normative The average response of members of a sample.
* Norplant The brand-name of a contraceptive implant, inserted into a woman's upper
arm, that time-releases progestin to inhibit ovulation.
* nulliparous A woman who has never given birth.
* nymphomania A pejorative, unscientific term that is used to refer to sexual behavior
or desire in women that is considered "excessive" or "abnormal."
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Letter : O
* obscenity That which is legally deemed offensive to "accepted" standards of decency
or morality.
* Oedipus complex In Freudian theory, the sexual attraction of a boy to his mother and
simultaneous fear of his father. The male analog of the Electra complex.
* on the rag Pejorative, slang term referring to a woman having her period.
* oocyte The female gamete; an egg or ovum.
* oogenesis The production of oocytes.
* oophorectomy The surgical removal of one or both ovaries.
* opportunistic infection An illness that is considered rare or otherwise difficult to catch but
that can take advantage of a weakened immune system.
* oral contraceptive Pills that contain synthetic estrogen and/or progesterone which cause a
"false pregnancy" thereby preventing ovulation. Used as a contraceptive,
they are commonly referred to as "the pill."
* oral-genital sex Sexual activity in which the mouth is used to stimulate the genitals.
* orchidectomy The surgical removal of the of one or both testes.
* orgasm An intense sensation that occurs at the climax of sexual excitement that
is accompanied by rhythmic muscle contractions and intense pleasure,
followed by release of sexual tensions. In men, orgasm is usually
accompanied by ejaculation.
* orgasmic platform The vasocongestion that occurs in the outer third of the vagina during
sexual arousal.
* orgy A large, and often lavish, gathering of people for the purpose of having
group sex.
* os The opening of the cervix.
* outer lips The fatty pads of tissue lying on either side of the vaginal opening and
inner lips. Also known as the labia majora.
* ovarian follicle A saclike structure in which an ovum develops.
* ovaries The two small organs in the female that produce eggs and hormones; located
above and to the sides of the uterus.
* oviduct Fallopian tube.
* ovulation The release of an egg from the ovary.
* ovulatory phase The phase of the menstrual cycle during which ovulation occurs.
* ova Plural for ovum; eggs; oocytes; the female gametes.
* ovulate To release an egg from the ovary.
* ovum Singular for ova; an egg; an oocyte; the female gamete.
* oxytocin A hormone stimulates strong contractions of the uterus during childbirth;
it is also involved in lactation. |