̈ɪˌrevəˈlu:ʃən n. 1 a
the forcible overthrow of a
government or
social order, in
favour of a
new system. b (in Marxism) the
replacement of
one ruling class by
another; the class
struggle which is expected to lead to
political change and the
triumph of
communism. 2
any fundamental change or reversal of conditions. 3 the
act or an
instance of revolving. 4 a
motion in
orbit or a
circular course or
round an axis or
centre;
rotation. b the
single completion of an orbit or rotation. c the
time taken
for this. 5 a
cyclic recurrence. ørevolution counter a
device for indicating the
number or rate of revolutions of an
engine etc. øørevolutionism n. revolutionist n. [ME f. OF revolution or LL revolutio (as REVOLVE)]