n.
Pronunciation: ' äb- ˌ v ə rs, äb- ' , ə b- '
Function: noun
Date: 1658
1 : the side of a coin or currency note bearing the chief device and lettering broadly : a front or principal surface
2 : a counterpart having the opposite orientation or force <their rise was merely the obverse of the Empire's fall ― A. J. Toynbee> also : OPPOSITE 1 <joy and its obverse , sorrow>
3 : a proposition inferred immediately from another by denying the opposite of what the given proposition affirms <the obverse of “ all A is B ” is “ no A is not B ” >