- expel
[expel 词源字典]
- expel: see pulse
[expel etymology, expel origin, 英语词源] - expel (v.)
- late 14c., "cast out," from Latin expellere "drive out, drive away," from ex- "out" (see ex-) + pellere "to drive" (see pulse (n.1)). Specific meaning "to eject from a school" is first recorded 1640s. Related: Expelled; expelling.