acceleration
n.
1530s, from Latin accelerationem (nominative acceleratio) "a hastening," noun of action from past participle stem of accelerare "to hasten, quicken" (see accelerate).
| 词汇 | acceleration | 
| 词根词缀 | Online Etymology Dictionary acceleration n. 1530s, from Latin accelerationem (nominative acceleratio) "a hastening," noun of action from past participle stem of accelerare "to hasten, quicken" (see accelerate). | 
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