-meter
/ˈmiːtə(r)/combining form
1
- in names of measuring instruments用于测量仪器名表示“计”, “仪”, “表”：
thermometer.
2
- Prosody in nouns denoting lines of poetry with a specified number of measures【诗韵】表示“（诗的）音步”：
hexameter.
词源
from Greek metron 'measure'.