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"grinding tooth," mid-14c., from Latin molaris dens "grinding tooth," from mola "millstone," from PIE root *mel- "to rub, grind" (see mill (n.1)). As an adjective in this sense from 1620s. In Old English they were cweornteð "quern-teeth."
molar mo·lar1 (mō'lər)
Relating to or being a solution that contains one mole of solute per liter of solution.
Of, relating to, or characterizing the physical properties of a body of matter as a whole, especially the mass of a body, as opposed to the molecular or atomic properties.
Abbr. M Of, relating to, or being a solution whose concentration is expressed as moles of solute per liter of solution.
Containing one mole of a substance.
A tooth having a crown with three, four, or five cusps on the grinding surface, a bifid root in the lower jaw, and three conical roots in the upper jaw. In permanent dentition, there are three on either side behind the premolars; in deciduous dentition, there are two on either side behind the canines. adj.
Of or relating to the molars.
Capable of grinding.