brevet (v.) Look up brevet at Dictionary.com
1839, from French breveter, from brevet (see brevet (n.)). Related: Breveted; breveting.
brevet (n.) Look up brevet at Dictionary.com
mid-14c., from Old French brievet "letter, note, piece of paper; papal indulgence" (13c.), diminutive of bref "letter, note" (see brief (adj.)). Army sense is from 1680s.