Definition of opisthoglyphic in English:

opisthoglyphic

Pronunciation /ə(ʊ)ˌpɪsθəˈɡlɪfɪk/

adjective

Zoology

Origin

Late 19th century; earliest use found in The Century Dictionary. Either from French opisthoglyphe opisthoglyph + -ic, or from scientific Latin Opisthoglypha, former group name + -ic.