plural of gonion

(cytology) Of or pertaining to the gonia, primitive germ cells. / (anatomy, dentistry) Of or pertaining to the gonion, the point at the apex of the mandible, or lower jaw.

Any member of the extinct Goniatitida, a taxonomic order of ammonites.

plural of goniatite

plural of goniasterid

(zoology) Any starfish in the family Goniasteridae

(zoology) Any ammonite in the family Goniatitidae.

plural of goniatitid

Of or pertaining to a goniatite, especially the characteristic wavy patterns of their fossils.

(cytology) An immature stem cell