theorem
the.o.rem \'the--*-r*m, 'the(-*)r-*m\ \.the--*-r*-'mat-ik, .thi(-*)r-*-\ n
[LL theorema, fr. Gk theo-re-ma, fr. theo-rein to lo]ok at, fr. theo-ros
spectator, fr. thea act of seeing - more at THEATER 1: a formula,
proposition, or statement in mathematics or logic deduced or to be deduced
from other formulas or propositions 2: an idea accepted or proposed as a
demonstrable truth often as a part of a general theory : PROPOSITION {the
~ that the best defense is offense} - the.o.rem.at.ic aj
Webster's English Dictionary