falcula
(ˈfælkjʊlə) n,
pl -lae (
-liː)
(Zoology) zoology a sharp curved claw, esp of a bird
ˈfalculate adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014