egg case

noun

: a protective case enclosing eggs : ootheca

called also egg capsule

Examples of egg case in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Many gardeners buy praying mantis egg cases (oothecae) from garden nurseries, but this practice is discouraged for two reasons. Rita Perwich, San Diego Union-Tribune, 4 July 2026 Unlike many marine animals whose larvae or young can drift long distances on ocean currents, walking sharks lay egg cases directly on the seafloor, so their offspring hatch close to where their parents lived. Melissa Cristina Márquez, Forbes.com, 25 June 2026 Their eyes slowly grew visible, two dark dots peering out from inside each translucent egg case. Literary Hub, 5 May 2026 People collect shells, coral, sea glass, driftwood, egg cases, fossils, agates, pumice. Lauren Collins, New Yorker, 27 Apr. 2026 See All Example Sentences for egg case

Word History

First Known Use

1847, in the meaning defined above

Time Traveler
The first known use of egg case was in 1847

Browse Nearby Words

Cite this Entry

“Egg case.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/egg%20case. Accessed 5 Jul. 2026.

Kids Definition

egg case

noun
: a case that encloses and protects eggs (as of an insect)
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