PYGIDIUM

Etymology

Noun

pygidium (plural pygidia or pygidiums)

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

Source: Wiktionary


Py*gid"i*um, n.; pl. Pygidia. Etym: [NL., fr. Gr. (Zoöl.)

Definition: The caudal plate of trilobites, crustacean, and certain insects. See Illust. of Limulus and Trilobite.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

13 May 2025

DAZED

(adjective) in a state of mental numbness especially as resulting from shock; “he had a dazed expression on his face”; “lay semiconscious, stunned (or stupefied) by the blow”; “was stupid from fatigue”


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Coffee Trivia

In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.

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