词根词缀：cyclo-, cycl-, -cycle, -cyclic, -cyclical, -cycles

【来源及含义】Greek: around, round, circle, circular

【相关词根词缀】 Related "around, round, surrounding" units: ambi-; ampho-; circ-; circum-; gyro-; peri-.

【同源单词】acyclic, anticyclone, anticyclonic, bicycle, biogeochemical cycle, cycle

词根词缀：meter-, metro-, metr-, -metrical, -metrically, -metron, -metric, -metrist, -meter, -meters, -metry, -metre

【来源及含义】Greek: measure

【相关词根词缀】 Related "measure" and "metric" words and charts: mens-; Metric Chart of Units; Metric-Length Converter; Metric Units and Links.

【同源单词】absorptiometry, accelerometer, acetimeter, acetimetry, acidimeter, acidimetry