Definition of theorem
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 theorem that the best defense is offense
3
: stencil
4
: a painting produced especially on velvet by the use of stencils for each color
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MerriamWebster unabridged
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Time Traveler for theorem
The first known use of theorem was in 1551
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