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sex

(Encyclopedia)sex, term used to refer both to the two groups distinguished as males and females, and to the anatomical and physiological characteristics associated with maleness and femaleness. Sex relates to the t...

sex therapy

(Encyclopedia)sex therapy, treatment of sexual disorders and dysfunction, including impotence, orgasmic dysfunction, vaginismus (spasm of the muscles of the vagina), premature ejaculation, and lack of sexual respon...

gay-rights movement

(Encyclopedia)gay-rights movement, organized efforts to end the criminalization of homosexuality and protect the civil rights of homosexuals. While there was some organized activity on behalf of the rights of homos...

Brown, Helen Gurley

(Encyclopedia)Brown, Helen Gurley, 1922–2012, American writer and editor, b. Green Forest, Ark. A child of poverty, she became a successful advertising copywriter and wrote the best-selling Sex and the Single Gir...

castration

(Encyclopedia)castration, removal of the sex glands of an animal, i.e., testes in the male, or ovaries and often the uterus in the female. Castration of the female animal is commonly referred to as spaying. Castrat...

Oedipus complex

(Encyclopedia)Oedipus complex, Freudian term, drawn from the myth of Oedipus, designating attraction on the part of the child toward the parent of the opposite sex and rivalry and hostility toward the parent of its...

Butenandt, Adolf Friedrich Johann

(Encyclopedia)Butenandt, Adolf Friedrich Johann, 1903–95, German biochemist, Ph.D. Univ. of Göttingen, 1927. Butenandt held academic posts at the Univ. of Göttingen (1927–33) and the Institute of Technology a...

Goldschmidt, Richard Benedikt

(Encyclopedia)Goldschmidt, Richard Benedikt, 1878–1958, American zoologist and geneticist, b. Germany, Ph.D. Univ. of Heidelberg, 1902. Goldschmidt taught at the Univ. of Munich (1903–14) and was at the Kaiser ...

Ellis, Havelock

(Encyclopedia)Ellis, Havelock (Henry Havelock Ellis), 1859–1939, English psychologist and author. He became a qualified physician but devoted himself to scientific study and writing. Although the first volume of ...