||Fu"ga (?), n. [It.] (Mus.) A fugue.
Fu*ga"cious (?), a. [L. fugax, fugacis, from fugere: cf. F. fugace. See
Fugitive.] 1. Flying, or disposed to fly; fleeing away; lasting but a
short time; volatile.
Much of its possessions is so hid, so fugacious, and of so
uncertain purchase.
Jer. Taylor.
2. (Biol.) Fleeting; lasting but a short time; -- applied particularly
to organs or parts which are short-lived as compared with the life of
the individual.