12 letter word starting with n

Words Parts of Speech Meaning/Definition/Similar Words
naphthalenic adjective Pertaining to , or derived from, naphthalene; — used specifically to designate a yellow crystalline substance, called naphthalenic acid and also hydroxy quinone, and obtained from certain derivatives of naphthol.
naphthazarin noun A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; — called also naphthalizarin.
nasalization noun The act of nasalizing, or the state of being nasalized.
nasopalatine adjective Connected with both the nose and the palate; as, the nasopalatine or incisor, canal connecting the mouth and the nasal chamber in some animals; the nasopalatine nerve.
nasoturbinal adjective Connected with, or near, both the turbinal and the nasal bones; as, the nasalturbinal bone, made up of the uppermost lammelae of the ethmoturbinal, and sometimes united with the nasal., The nasoturbinal bone.
nationalized imp. & past participle of Nationalize
nationalness noun The quality or state of being national; nationality.
naturalistic adjective Belonging to the doctrines of naturalism., Closely resembling nature; realistic.
naturalizing present participle & vb. noun of Naturalize
nauropometer noun An instrument for measuring the amount which a ship heels at sea.
navel-string noun The umbilical cord.
navigability noun The quality or condition of being navigable; navigableness.
nazariteship noun The state of a Nazarite.
nebulization noun The act or process of nebulizing; atomization.
necessitated imp. & past participle of Necessitate
necrological adjective Of or pertaining to necrology; of the nature of necrology; relating to, or giving, an account of the dead, or of deaths.
necrophagous adjective Of or pertaining to the Necrophaga; eating carrion. See Necrophagan.
necropolises plural of Necropolis
nectocalyces plural of Nectocalyx
negativeness noun Alt. of Negativity
neglectingly adverb Carelessly; heedlessly.
neighborhood noun The quality or condition of being a neighbor; the state of being or dwelling near; proximity., A place near; vicinity; adjoining district; a region the inhabitants of which may be counted as neighbors; as, he lives in my neighborhood., The inhabitants who live in the vicinity of each other; as, the fire alarmed all the neiborhood., The disposition becoming a neighbor; neighborly kindness or good will.
neighborship noun The state of being neighbors.
nematognathi noun pl. An order of fishes having barbels on the jaws. It includes the catfishes, or siluroids. See Siluroid.
neologianism noun Neologism.
neologically adverb In a neological manner.
neonomianism noun The doctrines or belief of the neonomians.
neoplatonism noun A pantheistic eclectic school of philosophy, of which Plotinus was the chief (A. D. 205-270), and which sought to reconcile the Platonic and Aristotelian systems with Oriental theosophy. It tended to mysticism and theurgy, and was the last product of Greek philosophy.
neoplatonist noun One who held to Neoplatonism; a member of the Neoplatonic school.
neoterically adverb Recently; newly.
nephelometer noun An instrument for measuring or registering the amount of cloudiness.
nephrolithic adjective Of or pertaining to gravel, or renal calculi.
nerve-shaken adjective Affected by a tremor, or by a nervous disease; weakened; overcome by some violent influence or sensation; shoked.
nestorianism noun The doctrines of the nestorian Christians, or of Nestorius.
neurasthenia noun A condition of nervous debility supposed to be dependent upon impairment in the functions of the spinal cord.
neurochordal adjective See Neurocord.
neurokeratin noun A substance, resembling keratin, present in nerve tissue, as in the sheath of the axis cylinder of medullated nerve fibers. Like keratin it resists the action of most chemical agents, and by decomposition with sulphuric acid yields leucin and tyrosin.
neurological adjective Of or pertaining to neurolgy.
neuropterous adjective Neuropteral.
neurotomical adjective Of or pertaining to neurotomy.
neutralizing present participle & vb. noun of Neutralize
nevertheless adverb / conj. Not the less; notwithstanding; in spite of that; yet.
newfashioned adjective Made in a new form, or lately come into fashion.
newfoundland noun An island on the coast of British North America, famed for the fishing grounds in its vicinity., A Newfoundland dog.
nidificating present participle & vb. noun of Nidificate
nidification noun The act or process of building a nest.
night-faring adjective Going or traveling in the night.
nigromancien noun A necromancer.
nitrobenzene noun A yellow aromatic liquid (C6H5.NO2), produced by the action of nitric acid on benzene, and called from its odor imitation oil of bitter almonds, or essence of mirbane. It is used in perfumery, and is manufactured in large quantities in the preparation of aniline. Fornerly called also nitrobenzol.
nitrobenzole noun See Nitrobenzene.
nitrocalcite noun Nitrate of calcium, a substance having a grayish white color, occuring in efforescences on old walls, and in limestone caves, especially where there exists decaying animal matter.
nitrogelatin noun An explosive consisting of gun cotton and camphor dissolved in nitroglycerin.
nitrogenized imp. & past participle of Nitrogenize
nitromethane noun A nitro derivative of methane obtained as a mobile liquid; — called also nitrocarbol.
nitroprussic adjective Pertaining to, derived from, or designating, a complex acid called nitroprussic acid, obtained indirectly by the action of nitric acid on potassium ferrocyanide (yellow prussiate), as a red crystalline unstable substance. It forms salts called nitroprussides, which give a rich purple color with alkaline subphides.
nobilitation noun The act of making noble.
noble-minded adjective Having a noble mind; honorable; magnanimous.
noctambulism noun Somnambulism.
noctambulist noun A somnambulist.
nomenclature noun A name., A vocabulary, dictionary, or glossary., The technical names used in any particular branch of science or art, or by any school or individual; as, the nomenclature of botany or of chemistry; the nomenclature of Lavoisier and his associates.
nominalistic adjective Of or pertaining to the Nominalists.
nominatively adverb In the manner of a nominative; as a nominative.
nomothetical adjective Legislative; enacting laws; as, a nomothetical power.
nonadmission noun Failure to be admitted.
nonagenarian noun A person ninety years old.
nonattention noun Inattention.
nonchalantly adverb In a nonchalant, indifferent, or careless manner; coolly.
noncombatant noun Any person connected with an army, or within the lines of an army, who does not make it his business to fight, as any one of the medical officers and their assistants, chaplains, and others; also, any of the citizens of a place occupied by an army; also, any one holding a similar position with respect to the navy.
noncommittal noun A state of not being committed or pledged; forbearance or refusal to commit one’s self. Also used adjectively.
noncommunion noun Neglect or failure of communion.
noncomplying adjective Neglecting or refusing to comply.
nonconductor noun A substance which does not conduct, that is, convey or transmit, heat, electricity, sound, vibration, or the like, or which transmits them with difficulty; an insulator; as, wool is a nonconductor of heat; glass and dry wood are nonconductors of electricity.
nondeciduate adjective Characterized by the absence of a decidua; indeciduate.
nondiscovery noun Want or failure of discovery.
noneffective adjective Not effective., Not fit or available for duty.
nonessential adjective Not essential., A thing not essential.
nonexecution noun Neglect or failure of execution; nonperformance.
nonexistence noun Absence of existence; the negation of being; nonentity., A thing that has no existence.
nonextensile adjective Not extensile; incapable of being stretched.
non-feasance noun An omission or neglect to do something, esp. that which ought to have been done. Cf. Malfeasance.
nonimporting adjective Not importing; not bringing from foreign countries.
nonmalignant adjective Not malignant, as a disease.
nonnecessity noun Absence of necessity; the quality or state of being unnecessary.
nonnucleated adjective Without a nucleus.
nonobedience noun Neglect of obedience; failure to obey.
non obstante Notwithstanding; in opposition to, or in spite of, what has been stated, or is to be stated or admitted., A clause in old English statutes and letters patent, importing a license from the crown to do a thing notwithstanding any statute to the contrary. This dispensing power was abolished by the Bill of Rights.
nonoxygenous adjective Without oxygen; characterized by the absence of oxygen; as, a nonoxygenous alkaloid.
non-prossing present participle & vb. noun of Non-pros
nonrecurrent adjective Not recurring.
nonrecurring adjective Nonrecurrent.
nonrendition noun Neglect of rendition; the not rendering what is due.
nonresidence noun The state or condition of being nonresident,
nonresistant adjective Making no resistance., One who maintains that no resistance should be made to constituted authority, even when unjustly or oppressively exercised; one who advocates or practices absolute submission; also, one who holds that violence should never be resisted by force.
nonresisting adjective Not making resistance.
nonsensitive adjective Not sensitive; wanting sense or perception; not easily affected.
non sequitur An inference which does not follow from the premises.
nook-shotten adjective Full of nooks, angles, or corners.
northeastern adjective Of or pertaining to the northeast; northeasterly.
northernmost adjective Farthest north.
northumbrian adjective Of or pertaining to Northumberland in England., A native or inhabitant of Northumberland.
northwestern adjective Of, pertaining to, or being in, the northwest; in a direction toward the northwest; coming from the northwest; northwesterly; as, a northwestern course.
notabilities plural of Notability
notelessness noun A state of being noteless.
nothingarian noun One of no certain belief; one belonging to no particular sect.
notification noun The act of notifying, or giving notice; the act of making known; especially, the act of giving official notice or information to the public or to individuals, corporations, companies, or societies, by words, by writing, or by other means., Notice given in words or writing, or by signs., The writing which communicates information; an advertisement, or citation, etc.
nourishingly adverb Nutritively; cherishingly.
nucleobranch adjective Belonging to the Nucleobranchiata., One of the Nucleobranchiata.
nudification noun The act of making nude.
nudum pactum A bare, naked contract, without any consideration.
numismatical adjective Of or pertaining to coins; relating to the science of coins or medals.
nymphiparous adjective Producing pupas or nymphs.
nympholeptic adjective Under the influence of nympholepsy; ecstatic; frenzied.