FUGACIOUS

Fu‐ga″cious (?), a. [[L. fugax, fugacis, from fugere: cf. F. fugace. See Fugitive.]] 1. 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. 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.