metrical (adj.)youdaoicibaDictYouDict[metrical 词源字典]
"pertaining to versification," early 15c., from Latin metricus "metrical," from Greek metrikos "of or for meter, metrical," from metron "poetic meter" (see meter (n.2)). Old English had meterlic in this sense.[metrical etymology, metrical origin, 英语词源]