impetus的词源

英文词源

impetus (n.)

early 15c., impetous "rapid movement, rush;" 1640s, with modern spelling, "force with which a body moves, driving force," from Latin impetus "attack, assault, onset, impulse, violence, vigor, force, passion," related to impetere "to attack," from assimilated form of in- "into, in, on, upon" (see in- (2)) + petere "aim for, rush at" (see petition (n.)).

中文词源

impetus：推动，促进，刺激

im-,进入，使，-pet,追逐，冲击，词源同compete,appetite.引申词义推动，促进，刺激等。

该词的英语词源请访问趣词词源英文版：impetus 词源，impetus 含义。