ɪksˈpænʃən n. 1
the act or an
instance of expanding; the
state of
being expanded. 2
enlargement of the scale or scope of (esp. commercial) operations. 3
increase in the
amount of a State's
territory or
area of
control. 4 an increase in the
volume of
fuel etc. on
combustion in the
cylinder of an
engine. øøexpansionary adj. expansionism n. expansionist n. expansionistic adj. (all in senses 2, 3). [LL expansio (as EXPAND)]