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Pertaining to, or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as, hypophosphorous acid. Hypophosphorous acid (Chem.) , an acid, H3PO2, whose salts are produced by the action of barium hygrate on phosphorus. It may be obtained from its water solution, by exaporation and freezing, a…

Pertaining to, or containing, sulphur in a lower state of oxidation than in the sulphuric compounds; as, hyposulphuric acid. Hyposulphuric acid, an acid, H2S2O6, obtained by the action of manganese dioxide on sulphur dioxide, and known only in a watery solution and in its salts; -- called also dithionic acid. See Dithi…

Pertaining to, or composed of, iambics; as, an iambic verse; iambic meter. See Lambus.

A suffix, denoting that the element indicated enters into certain compounds with its highest valence, or with a valence relatively higher than in compounds where the name of the element ends in -ous; as, ferric, sulphuric. It is also used in the general sense of pertaining to; as, hydric, sodic, calcic.…

Composed of ice.

A suffix used to denote: (a) The nonmetallic, or negative, element or radical in a binary compound; as, oxide, sulphide, chloride. (b) A compound which is an anhydride; as, glycolide, phthalide. (c) Any one of a series of derivatives; as, indogenide, glucoside, etc.

ct of expressing the thoughts in speech, or in writing, while the mind is occupied in the composition of the sentence. Carpenter.

. A form of the prefix in- not, and in- in. See In-. Im- also occurs in composition with some words not of Latin origin; as, imbank, imbitter.

A compound with, or derivative of, the imido group; specif., a compound of one or more acid radicals with the imido group, or with a monamine; hence, also, a derivative of ammonia, in which two atoms of hydrogen have been replaced by divalent basic or acid radicals; -- frequently used as a combining form; as, succinimi…

One of the principal means of securing unity and consistency in polyphonic composition; the repetition of essentially the same melodic theme, phrase, or motive, on different degrees of pitch, by one or more of the other parts of voises. Cf. Canon.

Not patient; not bearing with composure; intolerant; uneasy; fretful; restless, because of pain, delay, or opposition; eager for change, or for something expected; hasty; passionate; -- often followed by at, for, of, and under. A violent, sudden, and impatient necessity. Jer. Taylor. Fame, impatient of extremes, decays…

rincipal causes of firmness are. the grossness, the quiet contact, and the implication of component parts. Boyle.

mething made or done offhand, at the moment, or without previous study; an extemporaneous composition, address, or remark.

A useful addition to, or modification of, a machine, manufacture, or composition. Kent.

The act or art of composing and rendering music, poetry, and the like, extemporaneously; as, improvisation on the organ.

Of or pertaining to improvisation or extemporaneous composition.

To compose, recite, or sing extemporaneously, especially in verse; to extemporize; also, to play upon an instrument, or to act, extemporaneously.

One who composes and sings or recites rhymes and short poems extemporaneously. [Written also improvisatore.]

e grains of barley placed end to end lengthwise. It is also sometimes called a prime ('), composed of twelve seconds ('\'b7), as in the duodecimal system of arithmetic. 12 seconds ('\'b7) make 1 inch or prime. 12 inches or primes (') make 1 foot. B. Greenleaf.

Incapable of being together without mutual reaction or decomposition, as certain medicines. Incompatible terms (Logic), terms which can not be combined in thought.