"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 cweorntee "quern-teeth."
molar (adj.)
in chemistry, "pertaining to one mole," 1902, from mole (4) + -ar.
例文
1. Expression of hydrogenion concentrations in terms of molar concentrations is rather cumbersome.
水素イオン濃度をモル濃度で表すのはかなり面倒なことです。
2.The President sat glumly rubbing his upper molar ，saying nothing.
大統領は浮かぬ顔で座って、彼の上歯を磨いて、一言も言わなかった。
3.In 1927、at Chou-k 'ou-tien、near Peking、a hominid lower molar of unusual pattern was discovered.
1927年、北京近くの周口店で異常な形状をした人間の下臼歯が発見された。
4.Rough calculations obtained by use of molar concentrations rather an activities are sufficient.
活性ではなく分子濃度に基づいた大まかな計算結果であれば、要件を満たすことができます。
5.THE INFLUENCE OF DENTAL FACTORS TO ERUption OF THE MANDIBULAR THIRD MOLAR .