gonad
Concise Oxford English Dictionary © 2008 Oxford University Press:
gonad /ˈgəʊnad/
▶noun Physiology & Zoology an organ that produces gametes; a testis or ovary.
– derivatives
gonadal /gə(ʊ)ˈneɪd(ə)l/ adjective.
gonadal /gə(ʊ)ˈneɪd(ə)l/ adjective.
– origin C19: from mod. L. gonades, pl. of gonas, from Gk gonē ‘generation, seed’.
'gonad' also found in these Oxford entries:

