A small brown or black beetle (Tenebroides mauritanicus) that is a pest of stored grain.
[French, from Provençal cadello, from Latin catella, feminine of catellus, puppy, from catulus, the young of animals; see kat- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.