noun pl. metros
Origin: Fr métro, contr. < chemin de fer métropolitain: in England, taken as contr. for Metropolitan District Railway, in London
Origin: < Gr metron, measure
See metro in American Heritage Dictionary 4
noun pl. met·ros
Origin:
Origin: French métro
Origin: , short for (chemin de fer) métropolitain, metropolitan (railway)
Origin: , from Late Latin mētropolītānus; see metropolitan
.adjective
or metr-
prefixOrigin:
Origin: From Greek mētrā, uterus
Origin: , from mētēr, mētr-, mother; see māter- in Indo-European roots
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