noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An enclosing case of a pupa that is formed from the exoskeleton of an insect's final stage before pupation.

Etymology

A New Latin coinage from pūpa (“pupa”, originally “little girl; doll”) + -ārium (“place”), equivalent to English pupa + -arium.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.