Gnar, n. [OE. knarre, gnarre, akin to OD. knor, G. knorren. Cf. Knar, Knur, Gnarl.] A knot or gnarl in wood; hence, a tough, thickset man; — written also gnarr. [Archaic]
"He was … a thick gnarre." Chaucer.

Gnar, v. i. [ imp. & p. p. Gnarred p. pr. & vb. n. Gnarring.] [See Gnarl.] To gnarl; to snarl; to growl; — written also gnarr. [Archaic]
"At them he gan to rear his bristles strong, And felly gnarre." Spenser.
"A thousand wants Gnarr at the heels of men." Tennison.

Gnarly
Gnarl´y, a. Full of knots; knotty; twisted; crossgrained.

Gnash, v. t. [ imp. & p. p. Gnashed (#); p. pr. & vb. n. Gnashing.] [OE. gnasten, gnaisten, cf. Icel. gnastan a gnashing, gnsta to gnash, Dan. knaske, Sw. gnissla, D. knarsen, G. knirschen.] To strike together, as in anger or pain; as to gnash the teeth.

Gnash, v. i. To grind or strike the teeth together.
"There they him laid, Gnashing for anguish, and despite, and shame." Milton.

Gnashingly
Gnash´ing•ly, adv. With gnashing.

Gnat, n. [AS. gnaet.]
1. (Zoöl.) A blood-sucking dipterous fly, of the genus Culex, undergoing a metamorphosis in water. The females have a proboscis armed with needlelike organs for penetrating the skin of animals. These are wanting in the males. In America they are generally called mosquitoes. See Mosquito.
2. Any fly resembling a Culex in form or habits; esp., in America, a small biting fly of the genus Simulium and allies, as the buffalo gnat, the black fly, etc. Gnat catcher (Zoöl.), one of several species of small American singing birds, of the genus Polioptila, allied to the kinglets. — Gnat flower, the bee flower. — Gnat hawk (Zoöl.), the European goatsucker; — called also gnat owl. — Gnat snapper (Zoöl.), a bird that catches gnats. — Gnat strainer, a person ostentatiously punctilious about trifles. Cf. Matt. xxiii. 24.

Gnathidium
Gna•thid´i•um, n. ; pl. Gnathidia (#). [NL., fr. Gr. gna•qos the jaw.] (Zoöl.) The ramus of the lower jaw of a bird as far as it is naked; — commonly used in the plural.

Gnathite
Gnath´ite, n. [Gr. gna•qos the jaw.] (Zoöl.) Any one of the mouth appendages of the Arthropoda. They are known as mandibles, maxillae, and maxillipeds. { Gna•thon´ic, Gna•thon´ic•al } a. [L. Gnatho, name of a parasite in the "Eunuchus" of Terence, Gr. ; hence, a parasite in general.] Flattering; deceitful. [Obs.]

Gnathopod
Gnath´o•pod, n. [Gr. gna•qos the jaw + -pod.] (Zoöl.) A gnathopodite or maxilliped. See Maxilliped.

Gnathostegite
Gna•thos´te•gite, n. [Gr. gna•qos the jaw + a roof.] (Zoöl.) One of a pair of broad plates, developed from the outer maxillipeds of crabs, and forming a cover for the other mouth organs.

Gnathostoma
Gna•thos´to•ma, n. pl. [NL., from Gr. gna•qos the jaw +,, the mouth.] (Zoöl.) A comprehensive division of vertebrates, including all that have distinct jaws, in contrast with the leptocardians and marsipobranchs ( Cyclostoma), which lack them. [Written also Gnathostomata.]

Gnathotheca
Gnath•o•the´ca, n. ; pl. GnathothecAE (#). [NL., fr. Gr. gna•qos the jaw + a box.] (Zoöl.) The horney covering of the lower mandible of a bird.

Gnatling
Gnat´ling, n. (Zoöl.) A small gnat.

Gnatworm
Gnat´worm, n. (Zoöl.) The aquatic larva of a gnat; — called also colloquially, wiggler.

Gnaw (na), v. t. [ imp. & p. p. Gnawed (nad); p. pr. & vb. n. Gnawing.] [OE. gnawen, AS. gnagan; akin to D. knagen, OHG. gnagan, nagan, G. nagen, Icel. & Sw. gnaga, Dan. gnave, nage. Cf. Nag to tease.]
1. To bite, as something hard or tough, which is not readily separated or crushed; to bite off little by little, with effort; to wear or eat away by scraping or continuous biting with the teeth; to nibble at.
"His bones clean picked; his very bones they gnaw." Dryden.
2. To bite in agony or rage.
"They gnawed their tongues for pain." Rev. xvi. 10.
3. To corrode; to fret away; to waste.

Gnaw, v. i. To use the teeth in biting; to bite with repeated effort, as in eating or removing with the teethsomething hard, unwiedly, or unmanageable.
"I might well, like the spaniel, gnaw upon the chain that ties me." Sir P. Sidney.

Gnawer
Gnaw´er, n.
1. One who, or that which, gnaws.
2. (Zoöl.) A rodent.

Gneiss (nis), n. [G.] (Geol.) A crystalline rock, consisting, like granite, of quartz, feldspar, and mica, but having these materials, especially the mica, arranged in planes, so that it breaks rather easily into coarse slabs or flags. Hornblende sometimes takes the place of the mica, and it is then called hornblendic or syenitic gneiss. Similar varieties of related rocks are also called gneiss.

Gneissic
Gneis´sic (nis"sik), a. Relating to, or resembling, gneiss; consisting of gneiss.

Gneissoid
Gneis´soid (-soid), a. [ Gneiss + -oid.] Resembling gneiss; having some of the characteristics of gneiss; — applied to rocks of an intermediate character between granite and gneiss, or mica slate and gneiss.

Gneissose
Gneis´sose, a. Having the structure of gneiss.

Gnew (nu), obs. imp. of Gnaw. Chaucer.

Gnof (nof), n. Churl; curmudgeon. [Obs.] Chaucer.

Gnome, n. [F. gnome, prob. fr. Gr. gnw•mon one that knows, a guardian, i. e., of the treasures in the inner parts of the earth, or fr. intelligence, both fr. gnw^nai, gignw^skein, to know. See Know.]
1. An imaginary being, supposed by the Rosicrucians to inhabit the inner parts of the earth, and to be the guardian of mines, quarries, etc.
2. A dwarf; a goblin; a person of small stature or misshapen features, or of strange appearance.
3. (Zoöl.) A small owl ( Glaucidium gnoma) of the Western United States.
4. [Gr. .] A brief reflection or maxim. Peacham. { Gnom´ic, Gnom´ic•al } a. [Gr., fr. : cf. F. gnomique. See Gnome maxim.] Sententious; uttering or containing maxims, or striking detached thoughts; aphoristic.
"A city long famous as the seat of elegiac and gnomic poetry." G. R. Lewes.Gnomic Poets, Greek poets, as Theognis and Solon, of the sixth century B. C., whose writings consist of short sententious precepts and reflections.

Gnomology
Gno•mol´o•gy, n. [Gr. ; judgment, maxim + discourse: cf. F. gnomologie.] A collection of, or a treatise on, maxims, grave sentences, or reflections. [Obs.] Milton.

Gnomon
Gno´mon, n. [L. gnomon, Gr. one that knows, the index of a sundial. See Gnome.]
1. (Dialing) The style or pin, which by its shadow, shows the hour of the day. It is usually set parallel to the earth’s axis.
2. (Astron.) A style or column erected perpendicularly to the horizon, formerly used in astronomocal observations. Its principal use was to find the altitude of the sun by measuring the length of its shadow.
3. (Geom.) The space included between the boundary lines of two similar parallelograms, the one within the other, with an angle in common; as the gnomon bcdefg of the parallelograms a. and a. . The parallelogram bf is the complement of the parallelogram df.
4. The index of the hour circle of a globe. { Gno•mon´ic, Gno•mon´ic•al } a. [L. gnomonicus, Gr. : cf. F. gnomonique. See Gnomon.] Of or pertaining to the gnomon, or the art of dialing. Gnomonic projection, a projection of the circles of the sphere, in which the point of sight is taken at the center of the sphere, and the principal plane is tangent to the surface of the sphere. "The gnomonic projection derives its name from the connection between the methods of describing it and those for the construction of a gnomon or dial." Cyc. of Arts & Sciences.

Gnomonics
Gno•mon´ics, n. [See Gnomonic.] The art or science of dialing, or of constructing dials to show the hour of the day by the shadow of a gnomon.

Gnomonology
Gno•mon•ol´o•gy, n. [ Gnomon + -logy. Cf. Gnomonology.] A treatise on gnomonics.

Gnosis
Gno´sis, n. [NL., fr. Gr. gnw^sis.] (Metaph.) The deeper wisdom; knowledge of spiritual truth, such as was claimed by the Gnostics.

Gnostic
Gnos´tic, a.
1. Knowing; wise; shrewd. [Old Slang]
"I said you were a gnostic fellow." Sir W. Scott.
2. (Eccl. Hist.) Of or pertaining to Gnosticism or its adherents; as the Gnostic heresy.

Gnostic
Gnos´tic, n. [L. gnosticus, Gr. good at knowing, sagacious; as a n., man that claims to have a deeper wisdom, fr. gignw•skein to know: cf. F. gnostique. See Know.] (Eccl. Hist.) One of the so-called philosophers in the first ages of Christianity, who claimed a true philosophical interpretation of the Christian religion. Their system combined Oriental theology and Greek philosophy with the doctrines of Christianity. They held that all natures, intelligible, intellectual, and material, are derived from the Deity by successive emanations, which they called Eons.

Gnow, obs. imp. of Gnaw. Gnawed. Chaucer.