英语词源字典 - 在线词源网站

needs (adv.)[needs 词源字典]: "of necessity, necessarily," in archaic constructions involving must (late 14c.) is from Old English nede, instrumental and genitive singular of nied (see need), used as an adverb reinforcing must, hence the genitive ending.[needs etymology, needs origin, 英语词源]
needways (adv.): "by necessity," c. 1300, a northern and Scottish word, marked as obsolete in OED; from need (n.) + way (n.), with adverbial genitive.
needy (adj.): late 12c., neodi "poor, indigent," from need (n.) + adjectival suffix -y (2). Similar formation in Dutch noodig, German nothig, Old Norse nauðigr. As a noun from mid-14c. Related: Needily; neediness.
neep (n.): "a turnip," Scottish and dialectal, from Middle English nepe, from Old English næp "turnip," from Latin napus (see turnip).
neese (v.): also neeze "sneeze," northern and Scottish, from Middle English nesen (mid-14c.), probably from Old Norse hnjosa, of imitative origin (compare Old High German niosan, German niesen, Middle Dutch niesen).
nefandous (adj.): "not to be spoken of," 1630s, from Latin nefandous "unmentionable, impious, heinous," from ne-, negative particle, + fandus "to be spoken," gerundive of fari "to speak," from PIE root *bha- (2) "to speak, tell, say" (see fame (n.)).
nefarious (adj.): c. 1600, from Latin nefarius "wicked, abominable, impious," from nefas "crime, wrong, impiety," from ne- "not" (see un-) + fas "right, lawful, divinely spoken," related to fari "to speak," from PIE root *bha- (2) "to speak, tell, say" (see fame (n.)). Related: Nefariously.
negate (v.): 1795 (with an isolated use from 1620s), back-formation from negation, or else from Latin negatus, past participle of negare. Related: Negated; negates; negating.
negation (n.): early 15c., from Old French negacion (12c.) and directly from Latin negationem (nominative negatio) "denial," noun of action from past participle stem of negare "deny, say no" (see deny).
negative (adj.): c. 1400, "expressing denial," from Old French negatif (13c.) and directly from Latin negativus "that which denies," from negat-, past participle stem of negare "deny, say no" (see deny). Meaning "expressing negation" is from c. 1500; that of "characterized by absence" is from 1560s. Algebraic sense is from 1670s. The electricity sense is from 1755.
Negative Capability, that is when a man is capable of being in uncertainties, Mysteries, doubts without any irritable reaching after fact and reason. [John Keats, letter, Dec. 21, 1817]
Related: Negatively.
negative (n.): late 14c., "a prohibition; absence, nonexistence; opposite," from Old French negatif and directly from Latin negativus (see negative (adj.)). Meaning "a negative statement" is from 1560s. As a response, "I refuse, disagree, no," from 1945. Meaning "a negative quality" is from 1640s. In mathematics, "a negative number," from 1706. Photographic sense first recorded 1853.
negativism (n.): 1824, "the policy of opposition;" see negative + -ism. In a psychological sense, it is attested from 1892.
negativity (n.): 1842, from negative + -ity.
negatory (adj.): "expressing negation," 1570s, from Middle French negatoire or directly from Medieval Latin negatorius "negative," from Latin negatus, past participle of negare "deny, say no, to refuse" (see deny). In the sense "no" it is U.S. Air Force slang from the early 1950s.
negentropy (n.): 1950, compounded from negative entropy.
neglect (v.): 1520s, from Latin neglectus, past participle of neglegere "to make light of, disregard, be indifferent to, not heed, not trouble oneself about," literally "not to pick up," variant of neclegere, from Old Latin nec "not" (see deny) + legere "pick up, select" (see lecture (n.)). Related: Neglected; neglecting.
neglect (n.): 1580s, from neglect (v.) or from Latin neglectus "a neglecting," noun use of past participle of neglegere.
neglected (adj.): "not treated with proper attention," c. 1600, past participle adjective from neglect (v.).
neglectful (adj.): 1640s, from neglect + -ful. Related: Neglectfully; neglectfulness. Earlier in same sense was neglective (1610s).
neglection (n.): 1590s, soon obsolete, from Latin neglectionem (nominative neglectio) "a neglecting," noun of action from past participle stem of neglegere (see neglect (v.)).