molar in WordNet English dictionary

1. grinding tooth with a broad crown; located behind the premolars
   molar  grinder 
   

1. pertaining to large units of behavior
   "such molar problems of personality as the ego functions"--R.R. Hunt
   molar 
   
2. containing one mole of a substance
   "molar weight"
   molar 
   
3. designating a solution containing one mole of solute per liter of solution
   molar 
   
4. of or pertaining to the grinding teeth in the back of a mammal's mouth
   "molar teeth"
   molar