#1 molar n. [grinder] grinding tooth with a broad crown; located behind the premolars. wn
#2 molar a. of or pertaining to the grinding teeth in the back of a mammal's mouth; "molar teeth". wn
#3 molar a. designating a solution containing one mole of solute per liter of solution. wn
#4 molar a. containing one mole of a substance; "molar weight". wn
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