Find over 25,000 psychological definitions


testis

n. (pl. testes) the principal male reproductive organ, a pair of which is normally located in the scrotum. The testes produce sperm in the seminiferous tubules (see spermatogenesis) and male sex hormones (androgens) in interstitial cells. See testicle. See also cryptorchidism; hypermobile testes.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

January 18th 2025

religiousness

religiousness

n. the tendency to adhere to religious beliefs and to engage in religious practices.