pygidium

Borrowed from New Latin pygidium, from Ancient Greek πυγή (pugḗ, “tail”).

pygidium (plural pygidia or pygidiums)

1. (zoology) The caudal plate of trilobites, crustacea, and certain insects.

• postpygidium
• pygidial

Borrowed from New Latin pygidium, from Ancient Greek πυγή (pugḗ, “tail”).

pygidium m (plural pygidiums)

1. pygidium

From Ancient Greek πυγή (pugḗ, “tail”).

• (Classical) IPA^(key): /pyːˈɡi.di.um/, [pyːˈɡɪd̪iʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /piˈd͡ʒi.di.um/, [piˈd͡ʒiːd̪ium]

pȳgidium n (genitive pȳgidiī); second declension

1. (New Latin) pygidium

Second-declension noun (neuter).