navajo
Navajo: n. (also Navaho) (pl. -os.
1 a member of an American Indian people native to New Mexico and Arizona.
2 the language of this people. [Sp., = pueblo]

naturalistic
naturalistic: adj.
1 imitating nature closely; lifelike.
2 of or according to naturalism.
3 of natural history. øønaturalistically adv.

naphthene
naphthene: n. any of a group of cycloalkanes. [NAPHTHA + -ENE]

nocturnal
nocturnal: adj. of or in the night; done or active by night. ønocturnal emission involuntary emission of semen during sleep. øønocturnally adv. [LL nocturnalis f. L nocturnus of the night f. nox noctis night]

naively
natation
natation: n. formal or literary the act or art of swimming. [L natatio f. natare swim]

nibble
nibble: v. & n. --v.
1 tr. & (foll. by at) intr. a take small bites at. b eat in small amounts. c bite at gently or cautiously or playfully.
2 intr. (foll. by at) show cautious interest in. --n.
1 an instance of nibbling.
2 a very small amount of food.
3 Computing half a byte, i.e.
4 bits. øønibbler n. [prob. of LG or Du. orig.: cf. LG nibbeln gnaw]