nuncheon (n.)youdaoicibaDictYouDict[nuncheon 词源字典]
mid-14c., "slight refreshment," originally taken in the afternoon, from none "noon" (see noon) + shench "draught, cup," from Old English scenc, related to scencan "to pour out, to give to drink," cognate with Old Frisian skenka "to give to drink, German, Dutch schenken "to give." Compare luncheon.[nuncheon etymology, nuncheon origin, 英语词源]
nuncio (n.)youdaoicibaDictYouDict
papal envoy, 1520s, from older Italian nuncio (now nunzio), from Latin nuntius "messenger," from PIE root *neu- "to shout" (cognates: Greek neuo "to nod, beckon," Old Irish noid "make known").
nunnery (n.)youdaoicibaDictYouDict
late 13c., "nunhood," from nun + -ery. Meaning "convent of nuns" is from c. 1300. Meaning "house of ill fame" is attested by 1590s.
nuptial (adj.)youdaoicibaDictYouDict
late 15c., from Middle French nuptial, or directly from Latin nuptialis "pertaining to marriage," from nuptiae "wedding," from nupta, fem. past participle of nubere "to marry, wed, take as a husband," related to Greek nymphe "bride," from PIE *sneubh- "to marry, wed" (cognates: Old Church Slavonic snubiti "to love, woo," Czech snoubiti "to seek in marriage," Slovak zasnubit "to betroth"). Related: Nuptially.
nuptials (n.)youdaoicibaDictYouDict
"marriage, wedding," 1550s, plural of nuptial.
NurembergyoudaoicibaDictYouDict
city in northern Bavaria, from German Nürnberg, Medieval Latin Norinberga. Second element is Berg "mountain," first element of unknown origin. Associated with the Nazis and site of mass party rallies every September during the Third Reich. The Nuremberg Laws (1935) barred Jews from German citizenship and forbid intermarriage with Aryans. The Nuremberg trials for war crimes and crimes against humanity were held 1945-6.
nurse (n.1)youdaoicibaDictYouDict
12c., nurrice "wet-nurse, foster-mother to a young child" (modern form from late 14c.), from Old French norrice "foster-mother, wet-nurse, nanny" (source of proper name Norris), from Late Latin *nutricia "nurse, governess, tutoress," noun use of fem. of Latin nutricius "that suckles, nourishes," from nutrix (genitive nutricis) "wet-nurse," from nutrire "to suckle" (see nourish). Meaning "person who takes care of sick" in English first recorded 1580s.
nurse (n.2)youdaoicibaDictYouDict
"dogfish, shark," late 15c., of unknown origin.
nurse (v.)youdaoicibaDictYouDict
1530s, "to suckle (an infant);" 1520s in the passive sense, "to bring up" (a child); alteration of Middle English nurshen (13c.; see nourish), Sense of "take care of (a sick person)" is first recorded 1736. Related: Nursed; nursing.
nursery (n.)youdaoicibaDictYouDict
c. 1400, "breeding, nursing," from Old French norture, norreture "food, nourishment; education, training," from Late Latin nutritia "a nursing, suckling," from Latin nutrire "to nourish, suckle" (see nourish). Meaning "place or room for infants and young children and their nurse" is from c. 1300. As a type of school, 1580s. Horticultural sense is from 1560s. Nursery rhyme is from 1832.
nursing (n.)youdaoicibaDictYouDict
1530s, verbal noun from nurse (v.). Meaning "profession of one who nurses the sick" is from 1860.
nursling (n.)youdaoicibaDictYouDict
also nurseling, "object of a nurse's care," 1550s, from nurse (v.) + -ling.
nurturance (n.)youdaoicibaDictYouDict
1938, from nurture + -ance. Related: Nurturant.
nurture (n.)youdaoicibaDictYouDict
c. 1300, "breeding, upbringing," from Old French norture, nourreture "food, nourishment; education, training," from Late Latin nutritia (see nursery).
nurture (v.)youdaoicibaDictYouDict
"to feed or nourish," early 15c., from nurture (n.). Related: Nurtured; nurturing.
nut (n.)youdaoicibaDictYouDict
"hard seed," Old English hnutu, from Proto-Germanic *hnut- (cognates: Old Norse hnot, Dutch noot, Old High German hnuz, German Nuss "nut"), from PIE *kneu- "nut" (cognates: Latin nux; see nucleus). Sense of "testicle" is attested from 1915. Nut-brown is from c. 1300 of animals; c. 1500 of complexions of women.

Meaning "crazy person, crank" is attested from 1903 (British form nutter first attested 1958; nut-case is from 1959); see nuts. American English slang sense of "amount of money required for something" is first recorded 1912. The nut that goes onto a bolt is first recorded 1610s (used of other small mechanical pieces since early 15c.). Nuts and bolts "fundamentals" is from 1960.
nut-cracker (n.)youdaoicibaDictYouDict
also nutcracker, 1540s, from nut (n.) + agent noun from crack (v.).
nutation (n.)youdaoicibaDictYouDict
1610s, "action of nodding," from Latin nutationem (nominative nutatio), noun of action from past participle stem of nutare "to nod," from PIE *neu- "to nod" (see numinous). Astronomical use is from 1715. Related: Nutational.
nuthatch (n.)youdaoicibaDictYouDict
mid-14c., probably so called from its habit of breaking open and eating nuts; from nut + second element related to hack (v.) and hatchet.
nutmeg (n.)youdaoicibaDictYouDict
"hard aromatic seed of the East Indies," c. 1300, from Old North French or Anglo-French *noiz mugue, from Old French nois muguete, unexplained alteration of nois muscade "nut smelling like musk," from nois "nut" (from Latin nux) + Latin muscada, fem. of muscat "musky" (see muscat). Probably influenced in English by Medieval Latin nux maga (compare unaltered Dutch muskaatnoot, German muscatnuß, Swedish muskotnöt).

American English colloquial wooden nutmeg "anything false or fraudulent" is from 1830. Connecticut is called the Nutmeg State "in allusion to the story that wooden nutmegs are there manufactured for exportation." [John Russell Bartlett, "Dictionary of Americanisms," 1859]