"pertaining to the system of measures based on the meter," 1855, from French métrique, from mèter (see meter (n.2)). In this sense, metrical is attested from 1797.
metric (n.)
"science of versification," 1760, from Greek he metrike "prosody," plural of metron "meter, a verse; that by which anything is measured; measure, length, size, limit, proportion" (see meter (n.2)).
例文
1. The Wall Street Journal uses 220000 metric tons of newsprint each year.『ウォールストリート?ジャーナル』は年間22万トンの新聞紙を使用している。
2.We are gradually changing over to a completely metric system.
完全使用メートル法に移行しています。
3.The Customs Service seized 27.2 metric tons of cocaine in 1986.
1986年に税関で27.2トンのコカインが押収された。
4.the metric system of measurement
メートル法メジャー
In the metric system,measurements are made in metres and liters.