‖n. [ NL., from Gr. &unr_; topmost + &unr_; tarsus. ] (Zool.) The instep or front of the tarsus. [ 1913 Webster ]

n. [ Alkali + arsenic + -in. ] (Chem.) A spontaneously inflammable liquid, having a repulsive odor, and consisting of cacodyl and its oxidation products; -- called also Cadel's fuming liquid. [ 1913 Webster ]

n. [ G. erzmarschall. See Arch-, pref. ] The grand marshal of the old German empire, a dignity that to the Elector of Saxony. [ 1913 Webster ]

‖n. See Arshine. [ 1913 Webster ]

n. [ AS. ears; ærs; akin to OHG. ars. G. arsch, D. aars, Sw. ars, Dan. arts, Gr. &unr_; (cf. o'yra` tail). ] The buttocks, or hind part of an animal; the posteriors; the fundament; the bottom. [ 1913 Webster ]

n. 1. execretory opening at the end of the alimentary canal.
Syn. -- anus, arse, asshole [ WordNet 1.5 ]

n. [ Sp. & F. arsenal arsenal, dockyard, or It. arzanale, arsenale (cf. It. & darsena dock); all fr. Ar. dārçinā'a house of industry or fabrication; dār house + çinā'a art, industry. ] A public establishment for the storage, or for the manufacture and storage, of arms and all military equipments, whether for land or naval service. [ 1913 Webster ]

n. (Chem.) A salt of arsenic acid. [ 1913 Webster ]

n. See Arsenate. [ R. ] [ 1913 Webster ]

n. [ L. arsenicum, Gr. 'arseniko`n, 'arreniko`n, yellow orpiment, perh. fr. 'arseniko`s or better Attic 'arreniko`s masculine, 'a`rrhn male, on account of its strength, or fr. Per. zernīkh: cf. F. arsenic. ] 1. (Chem.) One of the elements, a solid substance resembling a metal in its physical properties, but in its chemical relations ranking with the nonmetals. It is of a steel-gray color and brilliant luster, though usually dull from tarnish. It is very brittle, and sublimes at 356° Fahrenheit. It is sometimes found native, but usually combined with silver, cobalt, nickel, iron, antimony, or sulphur. Orpiment and realgar are two of its sulphur compounds, the first of which is the true arsenicum of the ancients. The element and its compounds are active poisons. Specific gravity from 5.7 to 5.9. Atomic weight 75. Symbol As. [ 1913 Webster ]

2. (Com.) Arsenious oxide or arsenious anhydride; -- called also arsenious acid, white arsenic, and ratsbane. [ 1913 Webster ]

a. (Chem.) Pertaining to, or derived from, arsenic; -- said of those compounds of arsenic in which this element has its highest equivalence; as, arsenic acid. [ 1913 Webster ]

a. Of or pertaining to, or containing, arsenic; as, arsenical vapor; arsenical wall papers. [ 1913 Webster ]

Arsenical silver, an ore of silver containing arsenic. [ 1913 Webster ]

v. t. [ imp. & p. p. Arsenicated; p. pr. & vb. n. Arsenicating. ] To combine with arsenic; to treat or impregnate with arsenic. [ 1913 Webster ]

n. (Med.) A diseased condition produced by slow poisoning with arsenic. [ 1913 Webster ]

n. (Chem.) A compound of arsenic with a metal, or positive element or radical; -- formerly called arseniuret. [ 1913 Webster ]

a. [ Arsenic + -ferous. ] Containing or producing arsenic. [ 1913 Webster ]

a. [ Cf. F. arsénieux. ] 1. Pertaining to, consisting of, or containing, arsenic; as, arsenious powder or glass. [ 1913 Webster ]

2. (Chem.) Pertaining to, or derived from, arsenic, when having an equivalence next lower than the highest; as, arsenious acid. [ 1913 Webster ]

n. [ Cf. F. arsénite. ] (Chem.) A salt formed by the union of arsenious acid with a base. [ 1913 Webster ]

n. (Chem.) See Arsenide. [ 1913 Webster ]

a. (Chem.) Combined with arsenic; -- said some elementary substances or radicals; as, arseniureted hydrogen. [ Also spelt arseniuretted. ] [ 1913 Webster ]

n. [ Arsenic + pyrite. ] (Min.) A mineral of a tin-white color and metallic luster, containing arsenic, sulphur, and iron; -- also called arsenical pyrites and mispickel. [ 1913 Webster ]

n. Smartweed; water pepper. Dr. Prior. [ 1913 Webster ]

‖n. [ Russ. arshin, of Turkish-Tartar origin; Turk. arshin, arshūn, ell, yard. ] A Russian measure of length = 2 ft. 4.246 inches. [ 1913 Webster ]

n. [ From Arsenic. ] (Chem.) A compound of arsenic and hydrogen, AsH3, a colorless and exceedingly poisonous gas, having an odor like garlic; arseniureted hydrogen. [ 1913 Webster ]

‖n. [ L. arsis, Gr. 'a`rsis a raising or lifting, an elevation of the voice, fr. a'i`rein to raise or lift up. Its ordinary use is the result of am early misapprehension; originally and properly it denotes the lifting of the hand in beating time, and hence the unaccented part of the rhythm. ] 1. (Pros.) (a) That part of a foot where the ictus is put, or which is distinguished from the rest (known as the thesis) of the foot by a greater stress of voice. Hermann. (b) That elevation of voice now called metrical accentuation, or the rhythmic accent. [ 1913 Webster ]

☞ It is uncertain whether the arsis originally consisted in a higher musical tone, greater volume, or longer duration of sound, or in all combined. [ 1913 Webster ]

2. (Mus.) The elevation of the hand, or that part of the bar at which it is raised, in beating time; the weak or unaccented part of the bar; -- opposed to thesis. Moore. [ 1913 Webster ]

n. [ An erroneous form of arithmetic, as if from L. ars metrica the measuring art. ] Arithmetic. [ Obs. ] Chaucer. [ 1913 Webster ]

n. [ OF. arson, arsun, fr. L. ardere, arsum, to burn. ] (Law) The malicious burning of a dwelling house or outhouse of another man, which by the common law is felony; the malicious and voluntary firing of a building or ship. Wharton. [ 1913 Webster ]

n. 1. 1 a criminal who illegaly sets fire to property.
Syn. -- incendiary, firebug. [ WordNet 1.5 ]

☞ The definition of this crime is varied by statues in different countries and states. The English law of arson has been considerably modified in the United States; in some of the States it has been materially enlarged, while in others, various degrees of arson have been established, with corresponding punishment. Burrill. [ 1913 Webster ]

n. pl. (Zool.) A circle of feathers surrounding the opening of the ear of birds. [ 1913 Webster ]

{ } n. pl. (Zool.) Feathers connecting the under surface of the wing and the body, and concealed by the closed wing. [ 1913 Webster ]

n. [ AS. bears, bærs, akin to D. baars, G. bars, barsch. Cf. 1st Bass, n. ] The common perch. See 1st Bass. [ Prov. Eng. ] Halliwell. [ 1913 Webster ]

n. 1. The skin of a bear. [ 1913 Webster ]

2. A coarse, shaggy, woolen cloth for overcoats. [ 1913 Webster ]

3. A cap made of bearskin, esp. one worn by soldiers. [ 1913 Webster ]

n. [ Pref. bin- + arseniate. ] (Chem.) A salt having two equivalents of arsenic acid to one of the base. Graham. [ 1913 Webster ]

n. The office of a bursar. [ 1913 Webster ]

n. [ Of Celtic origin; cf. W. cars bog, fen. carsen reed, Armor. kars, korsen, bog plant, reed. ] Low, fertile land; a river valley. [ Scot. ] Jomieson. [ 1913 Webster ]

adj. feeling nauseous due to the movement of a car or other land vehicle; -- similar to airsick and seasick. [ WordNet 1.5 ]

‖n. [ NL., fr. Gr. &unr_;. See Cathartic. ] (Med.) 1. A natural or artificial purgation of any passage, as of the mouth, bowels, etc.

2. (Psychotherapy) The process of relieving an abnormal excitement by reëstablishing the association of the emotion with the memory or idea of the event that first caused it, and of eliminating it by complete expression (called the abreaction). [ Webster 1913 Suppl. ]

n. pl. Scissors. [ Obs. ] Swift. [ 1913 Webster ]

v. t. [ imp. & p. p. Clearstarched p. pr. & vb. n. Clearstraching. ] To stiffen with starch, and then make clear by clapping with the hands; as, to clearstarch muslin. [ 1913 Webster ]

n. One who clearstarches. [ 1913 Webster ]

{ } n. (Arch.) The upper story of the nave of a church, containing windows, and rising above the aisle roofs. [ 1913 Webster ]

a. [ Compar. Coarser superl. Coarsest. ] [ As this word was anciently written course, or cours, it may be an abbreviation of of course, in the common manner of proceeding, common, and hence, homely, made for common domestic use, plain, rude, rough, gross, e. g., “Though the threads be course.” Gascoigne. See Course. ] [ 1913 Webster ]

1. Large in bulk, or composed of large parts or particles; of inferior quality or appearance; not fine in material or close in texture; gross; thick; rough; -- opposed to fine; as, coarse sand; coarse thread; coarse cloth; coarse bread. [ 1913 Webster ]

2. Not refined; rough; rude; unpolished; gross; indelicate; as, coarse manners; coarse language. [ 1913 Webster ]

I feel
Of what coarse metal ye are molded. Shak. [ 1913 Webster ]

To copy, in my coarse English, his beautiful expressions. Dryden.

Syn. -- Large; thick; rough; gross; blunt; uncouth; unpolished; inelegant; indelicate; vulgar. [ 1913 Webster ]

a. Having a coarse grain or texture, as wood; hence, wanting in refinement. [ 1913 Webster ]

adv. In a coarse manner; roughly; rudely; inelegantly; uncivilly; meanly. [ 1913 Webster ]

v. t. To make coarse or vulgar; as, to coarsen one's character. [ R. ] Graham. [ 1913 Webster ]

adj. made coarse or crude by lack of skill; -- sometimes used to mean inferior. [ WordNet 1.5 ]

n. The quality or state of being coarse; roughness; inelegance; vulgarity; grossness; as, coarseness of food, texture, manners, or language. “The coarseness of the sackcloth.” Dr. H. More. [ 1913 Webster ]

Pardon the coarseness of the illustration. L'Estrange. [ 1913 Webster ]

A coarseness and vulgarity in all the proceedings. Burke. [ 1913 Webster ]

(Bot.) An umbelliferous plant of the genus Chærophyllum (Chærophyllum temulum and Chærophyllum sylvestre). [ 1913 Webster ]

(Bot.) A coarse umbelliferous weed of the genus Heracleum (Heracleum sphondylium in England, and Heracleum lanatum in America). [ 1913 Webster ]

n. [ F. dartre eruption, dandruff. √240. ] A kind of scab or ulceration on the skin of lambs. [ 1913 Webster ]