- Also called bastard wing, spurious wing. the group of three to six small, rather stiff feathers growing on the first digit, pollex, or thumb of a bird's wing.
- a membranous lobe at the base of each wing of a dipterous insect.
Origin of alula
1765–75; < New Latin, equivalent to Latin āl(a) wing + -ula -ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for alula
Calypter: Diptera; the alula or squama when it covers the haltere.
Dead and wounded alike were horribly mutilated by order of Alula.
Axillary lobe: the sclerite covering the base of the wing in Diptera; see also alula and posterior lobe.
Axillary incision: Diptera; an incision on inner margin of wing, near base, which separates the alula from the main part.
- another name for bastard wing
C18: New Latin: a little wing, from Latin āla a wing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012