词源 |
pulsate v."to beat or throb (as the heart or a blood vessel); contract and dilate in alternation or rhythmically," 1741, a back-formation from pulsation, or else from Latin pulsatus, past participle of pulsare "to beat against, strike upon," frequentative of pellere (past participle pulsus) "to beat, strike" (from PIE root *pel- (5) "to thrust, strike, drive"). Related: Pulsated; pulsating; pulsatile. updated on February 01, 2021 |