ˈkalərə noun
Usage: capitalized
Etymology: New Latin, from feminine singular of Greek chalaros slack, loose, from chalan to loosen, relax; akin to Greek kichanein to attain, reach — more at go
: a genus of imperfect fungi (family Dematiaceae) that reproduce by terminally discharged endospores, one species ( C. quercina ) causing the destructive oak wilt disease