[ graf-uh n-burg, gref- ]
/ ˈgræf ənˌbɜrg, ˈgrɛf- /
a patch of tissue in the front wall of the vagina, claimed to be erectile and highly erogenous.
Origin of Gräfenberg spot
1980–85; after German-born gynecologist Ernst Gräfenberg (1881–1957), who is credited with first descibing it
Also called G spot, G-spot.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019