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ammonia is used as the motive force. -- Sal ammoniac Etym: [L. sal ammoniacus], the salt usually called chloride of ammonium, and formerly muriate of ammonia.

Affected with love; in love; enamored; -- usually with of; formerly with on. Thy roses amorous of the moon. Keats. High nature amorous of the good. Tennyson. Sure my brother is amorous on Hero. Shak.

The extinction of a debt, usually by means of a sinking fund; also, the money thus paid. Simmonds.

To clear off or extinguish, as a debt, usually by means of a sinking fund.

Love making; a love affair; usually, an unlawful connection in love; a love intrigue; an illicit love affair. In amours with, in love with. [Obs.]

m white to gray, green, brown, and black. It is a silicate of magnesium and calcium, with usually aluminium and iron. Some common varieties are tremolite, actinolite, asbestus, edenite, hornblende (the last name being also used as a general term for the whole species). Amphibole is a constituent of many crystalline roc…

group of fourteen -- footed Crustacea, inhabiting both fresh and salt water. The body is usually compressed laterally, and the anterior pairs or legs are directed downward and forward, but the posterior legs are usually turned upward and backward. The beach flea is an example. See Tetradecapoda and Arthrostraca.…

A contraction for are and am not; also used for is not; -- now usually written ain't. [Colloq. & illiterate speech.]

Literally, the letters of a word read backwards, but in its usual wider sense, the change or one word or phrase into another by the transposition of its letters. Thus Galenus becomes angelus; William Noy (attorney-general to Charles I., and a laborious man) may be turned into I moyl in law.

for restoring a picture or image distorted by anamorphosis to its normal proportions. It usually consists of a cylindrical mirror.

One who renounces the world and secludes himself, usually for religious reasons; a hermit; a recluse. [Written by some authors anachoret.] Our Savior himself . . . did not choose an anchorite's or a monastic life, but a social and affable way of conversing with mortals. Boyle.

Old; that happened or existed in former times, usually at a great distance of time; belonging to times long past; specifically applied to the times before the fall of the Roman empire; -- opposed to modern; as, ancient authors, literature, history; ancient days. Witness those ancient empires of the earth. Milton. Gilda…

r things; and other things or ingredients. The abbreviation, etc. (et cetera), or &c., is usually read and so forth.

A silicate of aluminium, occurring usually in thick rhombic prisms, nearly square, of a grayish or pale reddish tint. It was first discovered in Andalusia, Spain.

An instrument which shows the direction of the wind; a wind vane; a weathercock; -- usually applied to a contrivance consisting of a vane above, connected in the building with a dial or index with pointers to show the changes of the wind.

A prefix, or combining form, in numerous compounds, usually relating to seed or blood vessels, or to something contained in, or covered by, a vessel.

A mineral of a white a slightly bluish color, usually massive. It is anhydrous sulphate of lime, and differs from gypsum in not containing water (whence the name).

Remarks by way of criticism and usually of censure; adverse criticism; reproof; blame. He dismissed their commissioners with severe and sharp animadversions. Clarendon.

To join or attach; usually to subjoin; to affix; to append; -- followed by to. "He annexed a codicil to a will." Johnson.

A note, added by way of comment, or explanation; -- usually in the plural; as, annotations on ancient authors, or on a word or a passage.