Definition of protogastric in US English:

protogastric

adjective

  • Zoology. In brachyuran crabs: relating to or designating either of a pair of lobes of the carapace which cover the anterior part of the gastric area.

Origin

Late 19th century; earliest use found in Thomas Huxley (1825–1895), biologist and science educationist. From proto- + gastric.

Pronunciation

protogastric

/ˌprəʊtə(ʊ)ˈɡastrɪk/