naturalize (v.)youdaoicibaDictYouDict[naturalize 词源字典]
"admit (an alien) to rights of a citizen," 1550s (implied in naturalized), from natural (adj.) in its etymological sense of "by birth" + -ize; in some instances from Middle French naturaliser, from natural. Of things, from 1620s; of plants or animals, from 1796. Related: Naturalizing.[naturalize etymology, naturalize origin, 英语词源]
naturally (adv.)youdaoicibaDictYouDict
late 13c., "inherently, intrinsically, characteristically," from natural + -ly (2). From late 14c. as "in accord with natural law;" also "normally; usually, expectedly; as a matter of course, consequently, understandably." The notion is "as a natural result." From early 15c. as "without artificial assistance, by a natural process."
naturalness (n.)youdaoicibaDictYouDict
"normality," early 15c., from natural (adj.) + -ness.
nature (n.)youdaoicibaDictYouDict
late 13c., "restorative powers of the body, bodily processes; powers of growth;" from Old French nature "nature, being, principle of life; character, essence," from Latin natura "course of things; natural character, constitution, quality; the universe," literally "birth," from natus "born," past participle of nasci "to be born," from PIE *gene- "to give birth, beget" (see genus).

From late 14c. as "creation, the universe;" also "heredity, birth, hereditary circumstance; essential qualities, innate disposition" (as in human nature); "nature personified, Mother Nature." Specifically as "material world beyond human civilization or society" from 1660s. Nature and nurture have been contrasted since 1874.
Nature should be avoided in such vague expressions as 'a lover of nature,' 'poems about nature.' Unless more specific statements follow, the reader cannot tell whether the poems have to do with natural scenery, rural life, the sunset, the untouched wilderness, or the habits of squirrels." [Strunk & White, "The Elements of Style," 3rd ed., 1979]
naturist (n.)youdaoicibaDictYouDict
"participant in the movement for communal nudity," 1929, from nature + -ist.
naturopathy (n.)youdaoicibaDictYouDict
1901, a hybrid from comb. form of nature + -pathy. A correct formation from all-Greek elements would be *physiopathy. Related: Naturopath.
naufragous (adj.)youdaoicibaDictYouDict
"causing shipwreck," 1610s, from naufrage "shipwreck" (late 15c.), from Middle French naufrage, from Latin naufragium, from stems of navis "ship" (see naval) + frangere "to break" (see fraction) + -ous.
NaugahydeyoudaoicibaDictYouDict
trademark name patented (U.S.) Dec. 7, 1937, by United States Rubber Products Inc., for an artificial leather made from fabric base treated with rubber, etc. From Naugatuk, rubber-making town in Connecticut, + hyde, an arbitrary variant of hide (n.). The town name is Southern New England Algonquian *neguttuck "one tree," from *negut- "one" + *-tugk "tree."
naught (n.)youdaoicibaDictYouDict
Old English nawiht "nothing," lit "no whit," from na "no" (from PIE root *ne- "no, not;" see un- (1)) + wiht "thing, creature, being" (see wight). Cognate with Old Saxon neowiht "nothing," Old High German niwiht, Gothic ni waihts. It also developed an adjectival sense in Old English, "good for nothing," which by mid-16c. had focused to "morally bad, wicked." In arithmetic, "the figure zero" from 1640s.
naughty (adj.)youdaoicibaDictYouDict
late 14c., naugti "needy, having nothing," from Old English nawiht (see naught) + -y (2). Sense of "wicked, evil, morally wrong" is attested from 1520s; specific meaning "sexually promiscuous" is from 1869. The more tame main modern sense of "disobedient" (especially of children) is attested from 1630s. Related: Naughtily; naughtiness. A woman of bad character c. 1530-1750 might be called a naughty pack (also sometimes of men and later of children).
NauruyoudaoicibaDictYouDict
of unknown origin; formerly known as Pleasant Island (1798). Related: Nauruan (1921).
nausea (n.)youdaoicibaDictYouDict
early 15c., vomiting, from Latin nausea "seasickness," from Ionic Greek nausia (Attic nautia) "seasickness, nausea, disgust," literally "ship-sickness," from naus "ship" (see naval). Despite its etymology, the word in English seems never to have been restricted to seasickness.
nauseant (n.)youdaoicibaDictYouDict
1834, from Latin nauseant-, present participle stem of nauseare (see nauseate (v.)).
nauseate (v.)youdaoicibaDictYouDict
1630s, "to feel sick, to become affected with nausea," from nauseat- past participle stem of Latin nauseare "to feel seasick, to vomit," also "to cause disgust," from nausea (see nausea). Related: Nauseated; nauseating; nauseatingly. In its early life it also had transitive senses of "to reject (food, etc.) with a feeling of nausea" (1640s) and "to create a loathing in, to cause nausea" (1650s). Careful writers use nauseated for "sick at the stomach" and reserve nauseous (q.v.) for "sickening to contemplate."
nauseous (adj.)youdaoicibaDictYouDict
c. 1600, "inclined to nausea, easily made queasy" (obsolete), from nausea + -ous. Sense of "causing nausea or squeamishness" is attested from 1610s. For distinction from nauseated see nauseate. Related: Nauseously; nauseousness.
nautical (adj.)youdaoicibaDictYouDict
1550s, from -al (1) + nautic from Middle French nautique, from Latin nauticus "pertaining to ships or sailors," from Greek nautikos "seafaring, naval," from nautes "sailor," from naus "ship," from PIE *nau- (2) "boat" (see naval).
nautilus (n.)youdaoicibaDictYouDict
marine cephalopod, c. 1600, from Latin nautilus, in Pliny a kind of marine snail (including also squid, cuttlefish, polyps, etc.), from Greek nautilos "paper nautilus," literally "sailor," from nautes "sailor," from naus "ship" (see naval). The cephalopod formerly was thought to use its webbed arms as sails.
NavajoyoudaoicibaDictYouDict
Athabaskan people and language, 1780, from Spanish Apaches de Nabaju (1629), from Tewa (Tanoan) Navahu, said to mean literally "large field" or "large planted field," containing nava "field" and hu "valley." Spanish Navajo was used 17c. in reference to the area now in northwestern New Mexico.
naval (adj.)youdaoicibaDictYouDict
early 15c., from Old French naval (14c.) and directly from Latin navalis "pertaining to a ship or ships," from navis "ship," from PIE *nau- (2) "boat" (cognates: Sanskrit nauh, accusative navam "ship, boat;" Armenian nav "ship;" Greek naus "ship," nautes "sailor;" Old Irish nau "ship;" Welsh noe "a flat vessel;" Old Norse nor "ship"). An Old English word for "naval" was scipherelic.
NavarreyoudaoicibaDictYouDict
a pre-Latin name, probably based on Basque nava "plain," despite the region's mountainous topography.