What is the meaning of Alula?
A small projection of three or four feathers on the first digit of the wing on some birds.
A flower, a species of Hawaiian lobelioid
alula (feather)
alula, axillary lobe (broad lobe at the proximal posterior margin of the wing stalk of Diptera)
leading-edge slot (aerodynamic feature of an aircraft's wing)
Source: wiktionary.orgSearch words containing