mid-15c., "authorization," from Middle French allocacion, from Medieval Latin allocationem (nominative allocatio), noun of action from past-participle stem of allocare "allocate, allot," from assimilated form of Latin ad "to" (see ad-) + locare "to place," from locus "a place" (see locus).
alliteration
alliterative
all-nighter
allo-
allocate
allocation
allocentric
allogenic
allograph
allons
allonym