late 14c., "suggestion; process of moving," from Old French mocion "movement, motion; change, alteration" (13c.), from Latin motionem (nominative motio) "a moving, a motion; an emotion," from past participle stem of movere "to move" (see move (v.)). Motion picture attested from 1896.
motion (v.)
late 15c., "to request, petition" (obsolete), from motion (n.). The sense in parliamentary procedure first recorded 1747; with meaning "to guide or direct by a sign, gesture, movement" it is attested from 1787. Related: Motioned; motioning.
例文
1. She made a fanning motion ，pretending to cool herself off.
彼女は風を扇ぐ動作をして、自分を涼しくしたいふりをした。
2.Whenever recession strikes，a chain reaction is set into motion .
景気が悪くなれば連鎖反応が始まる。
3.Such a motion is considered a test of backbench opinion.
このような動議は、後部座席議員の立場に対する試練と見なされている。
4.He is eligible now to file a motion for a new trial.
彼は今、裁判のやり直しを提案する資格がある。
5.I have set the wheels in motion to sell Endsleigh Court.