1. groined - Adjective
2. groined - Verb
of Groin
Built with groins; as, a groined ceiling; a groined vault.
Source: Webster's dictionaryThe hand that rounded Peter's dome, And groined the aisles of Christian Rome, Wrought in a sad sincerity Himself from God he could not free He builded better than he knew The conscious stone to beauty grew. Ralph Waldo Emerson
It seemed that out of battle I escaped down some profound dull tunnel, long since scooped though granites which titanic wars had groined. Wilfred Owen