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Webster 1913 Edition

Pygidium

‖

Py-gid′i-um

,
Noun.
;
pl.
Pygidia
(#)
.
[NL., fr. Gr. [GREEK], dim. of [GREEK] the rump.]
(Zool.)
The caudal plate of trilobites, crustacean, and certain insects. See Illust. of
Limulus
and
Trilobite
.

Definition 2025

pygidium

pygidium

See also: Pygidium

English

Noun

pygidium ‎(plural pygidia or pygidiums)

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

Derived terms

Translations

French

Etymology

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

Noun

pygidium m ‎(plural pygidiums)

  1. pygidium

Latin

Etymology

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

Pronunciation

  • (Classical) IPA(key): /pyˈɡi.di.um/, [pʏˈɡɪ.di.ũ]

Noun

pygidium n ‎(genitive pygidiī); second declension

  1. (New Latin) pygidium

Declension

Second declension.

Case Singular Plural
nominative pygidium pygidia
genitive pygidiī pygidiōrum
dative pygidiō pygidiīs
accusative pygidium pygidia
ablative pygidiō pygidiīs
vocative pygidium pygidia

Etymology

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

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