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A piece composed or played at first thought; a composition in the style of an extempore piece.

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.

Not combustible; not capable of being burned, decomposed, or consumed by fire; uninflammable; as, asbestus is an incombustible substance; carbon dioxide is an incombustible gas. Incombustible cloth, a tissue of amianthus or asbestus; also, a fabric imbued with an incombustible substance. -- In`com*bus"ti*ble*ness, n.…

logues are published with additions, from time to time, by the Congregation of the Index, composed of cardinals, theologians, etc., under the sanction of the pope. Hook. -- Index rerum Etym: [L.], a tabulated and alphabetized notebook, for systematic preservation of items, quotations, etc.

same name, intensely blue and black. -- Indian red. (a) A purplish red earth or pigment composed of a silicate of iron and alumina, with magnesia. It comes from the Persian Gulf. Called also Persian red. (b) See Almagra. -- Indian rice (Bot.), a reedlike water grass. See Rice. -- Indian shot (Bot.), a plant of the…

) and other plants, as a yellow or light brown sirup. It has a nauseous bitter taste, a decomposes or drying. By the action of acids, ferments, etc., it breaks down into sugar and indigo. It is the source of natural indigo.

To write; to compose; to dictate; to indite. [Obs.]

To compose; to write; to be author of; to dictate; to prompt. My heart is inditing a good matter. Ps. xlv. 1. Could a common grief have indited such expressions South. Hear how learned Greece her useful rules indites. Pope.

he larvæ of certain insects. Indusial limestone (Geol.), a fresh-water limestone, largely composed of the agglomerated cases of caddice worms, or larvæ of caddice flies (Phryganea). It is found in Miocene strata of Auvergne, France, and some other localities.

Belonging to the Infusoria; composed of, or containing, Infusoria; as, infusorial earth. Infusorial earth (Geol.), a deposit of fine, usually white, siliceous material, composed mainly of the shells of the microscopic plants called diatoms. It is used in polishing powder, and in the manufacture of dynamite.…

makes a lateral half of the pelvis in mammals; hip bone; haunch bone; huckle bone. It is composed of three bones, ilium, ischium, and pubis, consolidated into one in the adult, though separate in the fetus, as also in many adult reptiles and amphibians. -- Innominate contracts (Law), in the Roman law, contracts witho…

A complex nitrogenous substance, which, by Hermann's hypothesis, is continually decomposed and reproduced in the muscles, during their life.

Belonging to, or composed of, integuments.

r kerosene. In all of these the gas is mixed with a definite amount of air, the charge is composed in the cylinder and is then exploded either by a flame of gas (flame ignition -- now little used), by a hot tube (tube ignition) or the like, by an electric spark (electric ignition, the usual method is gasoline engines,…

g and another; especially, a space between things closely set, or between the parts which compose a body; a narrow chink; a crack; a crevice; a hole; an interval; as, the interstices of a wall.

Having a border or outline composed of semicircles with the convexity outward; -- the opposite of engrailed.

To change the position of; -- said of tones which form a chord, or parts which compose harmony.

Of or pertaining to an ion; composed of ions.