plural noun

: a cosmopolitan family (type genus Armadillidium) of terrestrial isopods having arched bodies that can be rolled into a ball and including all the wood lice

Word History


New Latin, from Armadillidium, type genus (from Armadillo + -idium) + -idae; from the habit of rolling the body up into a ball when touched

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Dictionary Entries Near Armadillidiidae

Cite this Entry

“Armadillidiidae.” Dictionary, Merriam-Webster, Accessed 20 Jun. 2024.

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