英语词汇propellant的起源、历史背景-英语词源词典

词汇	propellant
词源	propellant n. "driving forward, propelling," the less-etymological, but more usual, modern spelling of propellent,1640s, from propel + -ent. As a noun from 1814, "that which propels or drives forward;" by 1881 as "a firearm explosive;" by 1919 as "fuel for a rocket engine." Entries linking to propellant propel v. mid-15c., propellen, "to drive away, expel," from Latin propellere "push forward, drive forward, drive forth; move, impel," from pro "forward" (see pro-) + pellere "to push, drive" (from PIE root *pel- (5) "to thrust, strike, drive"). Meaning "to drive onward, cause to move forward" is from 1650s. Related: Propelled; propelling. -ent word-forming element making adjectives from nouns or verbs, from French -ent and directly from Latin -entem (nominative -ens), present-participle ending of verbs in -ere/-ire. Old French changed it in many words to -ant, but after c. 1500 some of these in English were changed back to what was supposed to be correct Latin. See -ant. propellent see propellant. updated on December 11, 2020
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propellant n.