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Naphtha

The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc.

Naphthalene

A white crystalline aromatic hydrocarbon, C10H8, analogous to benzene, and obtained by the distillation of certain bituminous materials, such as the heavy oil of coal tar. It is the type and basis of a large number of derivatives among organic compounds. Formerly called also naphthaline.

Naphthalenic

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.

Naphthalic

Pertaining to, derived from, or related to, naphthalene; -- formerly used to denote any one of a series of acids derived from naphthalene, and called naphthalene acids, now specifically referring to 1,8-naphthalenedicaboxylic acid, C12H8O4. Formerly, designating an acid probably identical with phthalic acid.

Naphthalize

To mingle, saturate, or impregnate, with naphtha.

Naphthazarin

A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin.

Naphthene

A peculiar hydrocarbon fraction occuring as an ingredient of some crude petroleums, mostly mixtures of derivatives of the five- and six-membered saturated cyclic alkanes, cyclopentane and cyclohexane, having the general formula CnH2n.

Naphthide

A compound of naphthalene or its radical with a metallic element; as, mercuric naphthide.

Naphthoic

Pertaining to, derived from, or related to, naphthalene; -- used to designate any one of a series of carboxyl derivatives, called naphthoic acids of the general formula C10H7.COOH, such as 1-naphthoic acid.

Naphthol

Any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol. In general they are crystalline substances with a phenol (carbolic) odor.

Naphthoquinone

A yellow crystalline substance, C10H6O2, analogous to quinone, obtained by oxidizing naphthalene with chromic acid.

Naphthyl

A hydrocarbon radical regarded as the essential residue of naphthalene.

Naphthylamine

One of two basic amido derivatives of naphthalene, C10H7.NH2, forming crystalline solids.

Napiform

Turnip-shaped; large and round in the upper part, and very slender below.

Napkin

A little towel, made of cloth or paper, esp. one for wiping the fingers and mouth at table.

Napoleon

A French gold coin of twenty francs, no longer minted or circulated. It bore the portrait of Napoleon I. or Napoleon III.

Napoleonic

Of or pertaining to Napoleon I., or his family; resembling, or having the qualities of, Napoleon I.

Napoleonist

A supporter of the dynasty of the Napoleons.

Nappe

Sheet; surface; all that portion of a surface that is continuous in such a way that it is possible to pass from any one point of the portion to any other point of the portion without leaving the surface. Thus, some hyperboloids have one nappe, and some have two.

Nappiness

The quality of having a nap; abundance of nap, as on cloth.

Napping

The act or process of raising a nap, as on cloth.

Nappy

A round earthen dish, with a flat bottom and sloping sides.

naprapathy

A drugless method of treatment based on the belief that disease symptoms arise from problems with ligaments and connective tissues.

Napu

A very small chevrotain (Tragulus Javanicus), native of Java. It is about the size of a hare, and is noted for its agility in leaping. Called also Java musk deer, pygmy musk deer, and deerlet.

Napus

A kind of turnip. See Navew.

Narceine

An alkaloid found in small quantities in opium, and extracted as a white crystalline substance of a bitter astringent taste. It is a narcotic. Called also narceia.

narcissism

An exceptional interest in and admiration for oneself.

narcissist

Someone in love with hisself or herself.

narcissistic

Having an excessive love of oneself; egocentric; egoistic.

narcist

Someone in love with themselves; a narcissist.

Narcosis

Privation of sense or consciousness, due to a narcotic.

Narcotic

A drug which, in medicinal doses, generally allays morbid susceptibility, relieves pain, and produces sleep; but which, in poisonous doses, produces stupor, coma, or convulsions, and, when given in sufficient quantity, causes death. The best examples are opium (with morphine), belladonna (with atropine), and conium.

Narcotine

An alkaloid found in opium, and extracted as a white crystalline substance, tasteless and less poisonous than morphine; -- called also narcotia.

Narcotism

Narcosis; the state of being narcotized.

Narcotize

To imbue with, or subject to the influence of, a narcotic; to put into a state of narcosis.

Nard

An East Indian plant (Nardostachys Jatamansi) of the Valerian family, used from remote ages in Oriental perfumery.

Nardine

Of or pertaining to nard; having the qualities of nard.

Nardoo

An Australian name for Marsilea Drummondii, a four-leaved cryptogamous plant, sometimes used for food.

Nares

The nostrils or nasal openings, -- the anterior nares being the external or proper nostrils, and the posterior nares, the openings of the nasal cavities into the mouth or pharynx.

Nargileh Nargile

An apparatus for smoking tobacco. It has a long flexible tube, and the smoke is drawn through water. Also called hoookah and water pipe. Functionally similar to the hubble-bubble, a simplified form.

Narica

The brown coati. See Coati.

narine

Of or belonging to the nostrils.

nark

A law enforcement agent specializing in narcotics law violations.

narrable

Capable of being narrated or told.

Narragansetts

A tribe of Indians who formerly inhabited the shores of Narragansett Bay.

narrate

To tell, rehearse, or recite, as a story; to relate the particulars of; to go through with in detail, as an incident or transaction; to give an account of.

narration

The act of telling or relating the particulars of an event; a recital of certain events, usually in chronological order; rehearsal.

Narrative

That which is narrated; the recital of a story; a continuous account of the particulars of an event or transaction; a story.

Narrator

One who narrates; one who relates a series of events or transactions.

Narratory

Giving an account of events; narrative; as, narratory letters.

Narrow

To become less broad; to contract; to become narrower; as, the sea narrows into a strait.

Narrow-minded

Of narrow mental scope; lacking tolerance or breadth of view; illiberal; mean. Opposite of broad-minded, open-minded, liberal.

narrowed

reduced in size as if by being squeezed.

Narrower

One who, or that which, narrows or contracts.

Narrowing

The act of contracting, or of making or becoming less in breadth or extent.

Narrowly

With little breadth; in a narrow manner.

Narrowness

The condition or quality of being narrow.

Narthex

A tall umbelliferous plant (Ferula communis). See Giant fennel, under Fennel.

Narwhal

An arctic cetacean (Monodon monocerous), about twenty feet long. The male usually has one long, twisted, pointed canine tooth, or tusk, projecting forward from the upper jaw like a horn, whence it is called also sea unicorn, unicorn fish, and unicorn whale. Sometimes two horns are developed, side by side.

Nasal

An elementary sound which is uttered through the nose, or through both the nose and the mouth simultaneously.

Nasalis

A genus of mammals comprising the proboscis monkeys.

Nasality

The quality or state of being nasal.

Nasalization

The act of nasalizing, or the state of being nasalized.

Nasalize

To utter words or letters with a nasal sound; to speak through the nose; to pronounce with a lowered velum.

Nasally

In a nasal manner; by the nose.

Nascal

A kind of pessary of medicated wool or cotton, formerly used.

Nascency

State of being nascent; birth; beginning; origin.

Nascent

Commencing, or in process of development; beginning to exist or to grow; coming into being; as, a nascent germ.

Nash

Firm; stiff; hard; also, chilly.

Nasicornous

Bearing a horn, or horns, on the nose, as the rhinoceros.

Nasion

The middle point of the nasofrontal suture.

Nasobuccal

Connected with both the nose and the mouth; as, the nasobuccal groove in the skate.

Nasofrontal

Of or pertaining to the nose and the front of the head; as, the embryonic nasofrontal process which forms the anterior boundary of the mouth.

Nasolachrymal

Connected with the lachrymal apparatus and the nose; as, the nasolachrymal, or lachrymal duct.

Nasopalatine Nasopalatal

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.

Nasopharyngeal

Of or pertaining to both throat and nose; as, a nasopharyngeal polypus.

Nasoseptal

Of or pertaining to the internasal septum.

Nasoturbinal

Connected with, or near, both the turbinal and the nasal bones; as, the nasoturbinal bone, made up of the uppermost lammelae of the ethmoturbinal, and sometimes united with the nasal. The nasoturbinal bone.

Nassa

Any species of marine gastropods, of the genera Nassa, Tritia, and other allied genera of the family Nassidae; a dog whelk. See Illust. under Gastropoda.

Nastiness

The quality or state of being nasty; extreme filthness; dirtiness; also, indecency; obscenity.

Nasturtium

A genus of cruciferous plants, having white or yellowish flowers, including several species of cress. They are found chiefly in wet or damp grounds, and have a pungent biting taste.

Nasty

Offensively filthy; very dirty, foul, or defiled; disgusting; nauseous.

Nasute

Having a nice sense of smell.

Nasutness

Quickness of scent; hence, nice discernment; acuteness.

Natal

Of or pertaining to one's birth; accompying or dating from one's birth; native.

Nataloin

A bitter crystalline substance constituting the essential principle of Natal aloes. Cf. Aloon.

Natals

One's birth, or the circumstances attending it.

Natant

Floating in water, as the leaves of water lilies, or submersed, as those of many aquatic plants.

Natantly

In a floating manner; swimmingly.

Natation

The act of floating on the water; swimming.

Natatorial

Inclined or adapted to swim; swimming; as, natatorial birds.

Natatorious

Adapted for swimming; -- said of the legs of certain insects.

Natatory

Adapted for swimming or floating; as, natatory organs.

Natch

The rump of beef; esp., the lower and back part of the rump.

Natchez

A tribe of Indians who formerly lived near the site of the city of Natchez, Mississippi. In 1729 they were subdued by the French; the survivors joined the Creek Confederacy.

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