Neolithic (en)

(or Agricultural Revolution) the wide-scale transition of many human cultures from a lifestyle of hunting and gathering to one of agriculture and settlement, making possible an increasingly larger population; began around 10,000 BC

neonationalist (en)

a type of nationalism that rose in the mid-2010s, especially in Western Europe and North America; commonly associated with right-wing populism, anti-globalisation, nativism, protectionism, opposition to immigration, and euroscepticism

neoteric (en)

(adjective) recent in origin; modern

nepenthe (en)

(noun) a potion used by the ancients to induce forgetfulness of pain or sorrow / (noun) something capable of causing oblivion of grief or suffering

nescience (en)

(noun) lack of knowledge or awareness; ignorance

Neue Ostpolitik (de)

"new eastern policy": the normalization of relations between West Germany and East Germany (and Eastern Europe) starting in 1969

neurasthenia (en)

(noun) a psychological disorder marked especially by easy fatigability and often by lack of motivation, feelings of inadequacy, and psychosomatic symptoms

newel (en)

(noun) an upright post about which the steps of a circular staircase wind / (noun) a post at the foot of a straight stairway or one at a landing

nexes (en)

plural of nexus

Nibelung loyalty (en)

translated from the German compound noun "Nibelungentreue", expressing the concept of absolute, unquestioning, excessive and potentially disastrous loyalty; derived from the medieval chivalric ideal of loyalty as exemplified in the medieval German epic poem Nibelungenlied

nickelodeon (en)

(noun) an early movie theater to which admission usually cost five cents / (noun) jukebox

nihil obstat (en)

(Latin for "nothing hinders"; used in the Roman Catholic Church) a certification by an official censor that a book is not objectionable on doctrinal or moral grounds

noetic (en)

(adjective) of, relating to, or based on the intellect

noisome (en)

(adjective) noxious harmful / (adjective) offensive to the senses and especially to the sense of smell / (adjective) highly obnoxious or objectionable

nomenklatura (en)

a category of people within the Soviet Union and other Eastern Bloc countries who held various key administrative positions in the bureaucracy running all spheres of those countries' activity

nominalization (en)

the use of a word, which is not a noun, as a noun, or as the head of a noun phrase, with or without morphological transformation (e.g., the noun legalization from the verb legalize)

nonpareil (en)

(adj) having no match or equal; unrivaled OR (noun) an unrivaled or matchless person or thing

noosphere (en)

(noun) the sphere of human consciousness and mental activity especially in regard to its influence on the biosphere and in relation to evolution

nosology (en)

(noun) a classification or list of diseases / (noun) a branch of medical science that deals with classification of diseases

nostrum (en)

a medicine prepared by an unqualified person, especially one that is not considered effective; a scheme or remedy for bringing about some social or political reform or improvement

noumenal (en)

(noun) a posited object or event as it appears in itself independent of perception by the senses

nous (en)

(noun) common sense; practical intelligence; mind or intellect

novitiate (en)

the period or state of being a novice, especially in a religious order.

nugatory (en)

(adjective) of little or no consequence; trifling inconsequential / (adjective) having no force; inoperative

nulliparous (en)

(adjective) of, relating to, or being a female that has not borne offspring