A granitoid or granitic rock is a variety of coarse grained plutonic rock similar to granite which mineralogically are composed predominantly of feldspar and quartz. Examples of granitoid rocks include granite, quartz monzonite, quartz diorite, syenite, granodiorite and trondhjemite. Many are created by continental volcanic arc subduction or the c...
• (a.) Resembling granite in granular appearance; as, granitoid gneiss; a granitoid pavement.
A field term for a coarse grained felsic igneous rock, resembling granite.
Gran'i·toid adjective [ Granite + -oid : confer French granitoïde .] Resembling granite in granular appearance; as, granitoid gneiss; a granitoid pavement. 
granitoid Resembling or having the texture of granite.
Group of plutonic igneous rocks containing quartz. Includes granodiorite and tonalite.