Home › Words › N › nonamniotenonamniotenonamniote means an organism that is not an amniote.EtymologyFrom non- + amniote.nounAn organism that is not an amniote.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.anamniote 78% match — Any vertebrate that is not an amniote; an amphibian or a fish. vs nonamniote →amniote 67% match — Any of the Amniota group of vertebrates having an amnion during the development of the embryo; mammals, birds and reptiles. vs nonamniote →anamnia 65% match — All the vertebrates, fish and amphibians, which lack an amnion during development. vs nonamniote →anamniotic 64% match — Lacking, or not developing, an amnion. vs nonamniote →nonamphoteric 62% match — Not amphoteric. vs nonamniote →unmammalian 62% match — Not mammalian. vs nonamniote →nondinosaur 62% match — Any organism that is not a dinosaur. vs nonamniote →nonprimate 61% match — Any animal that is not a primate. vs nonamniote →