Etymology: French, from Provençal cadello, from Latin catella, feminine of catellus little dog, whelp; akin to Middle High German hatele goat, Old Norse hathna young she-goat, Latin catulus young of an animal, Russian kotit' sya to bear young
: the larva or adult of a small cosmopolitan black beetle (Tenebroides mauritanicus) destructive to stored grain and sometimes preying on other insects — compare grain beetle
Useful english dictionary. 2012.