molar

from The Century Dictionary.

• Grinding, triturating, or crushing, as distinguished from cutting, piercing, or tearing, as a tooth.
• Of or pertaining to a molar or molars: as, molar glands.
• In entomology, of or pertaining to a mola: as, a molar space or area.
• noun In anatomy, a grinding tooth or grinder; a back tooth; especially, a molar tooth which is not preceded by a milk-molar or milk-tooth: distinguished from premolar, canine, and incisor.
• noun In ichthyology, a tooth which has a rounded or convex surface, as in sparoid fishes, or a flat surface, as in the Myliobatidæ.
• noun In entomology, one of the thick internal processes with a grinding surface found on the mandibles of many insects, near the base.
• Relating to or having the characters of a uterine mole: as, molar pregnancy. See mole.
• Pertaining to a mass or to a body as a whole; acting on or by means of large masses of matter; acting in the aggregate and not in detail; massive: ordinarily used in contrast to molecular.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Having power to grind; grinding; ; also, of or pertaining to the molar teeth.
• noun (Anat.) Any one of the teeth back of the incisors and canines. The molars which replace the deciduous or milk teeth are designated as premolars, and those which are not preceded by deciduous teeth are sometimes called true molars. See tooth.
• adjective (Mech.) Of or pertaining to a mass of matter; -- said of the properties or motions of masses, as distinguished from those of molecules or atoms.
• adjective (Chem.) Being at a concentration having the designated number of moles (of solute) per liter of solvent.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A back tooth having a broad surface used for grinding one's food.
• adjective Of, or relating to the molar teeth, or to grinding.
• adjective chemistry Of, relating to, or being a solution containing one mole of solute per litre of solution.
• adjective physics Of, or relating to a complete body of matter as distinct from its molecular or atomic constituents.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective of or pertaining to the grinding teeth in the back of a mammal's mouth
• noun grinding tooth with a broad crown; located behind the premolars
• adjective containing one mole of a substance
• adjective pertaining to large units of behavior
• adjective designating a solution containing one mole of solute per liter of solution