Search the Dictionary

A word formed from another word, by a prefix or suffix, an internal modification, or some other change; a word which takes its origin from a root.

A hollow internally threaded screw-cutting tool, made in one piece or composed of several parts, for forming screw threads on bolts, etc.; one of the separate parts which make up such a tool. Cutting die (Mech.), a thin, deep steel frame, sharpened to a cutting edge, for cutting out articles from leather, cloth, paper,…

A type of internal-combustion engine in which the air drawn in by the suction stroke is so highly compressed that the heat generated ignites the fuel (usually crude oil), the fuel being automatically sprayed into the cylinder under pressure. The Diesel engine has a very high thermal efficiency.

re it sinks; also, the sport of so throwing stones; -- sometimes called ducks and drakes. Internal earthquakes, that, not content with one throe, run along spasmodically, like boys playing at what is called drakestone. De Quincey.

Orderly arrangement and management of the internal affairs of a state or of any establishment kept up by production and consumption; esp., such management as directly concerns wealth; as, political economy.

A process by which many internal parasites, esp. in their larval states, become inclosed within a cyst in the muscles, liver, etc. See Trichina.

A plant which increases in size by internal growth and elongation at the summit, having the wood in the form of bundles or threads, irregularly distributed throughout the whole diameter, not forming annual layers, and with no distinct pith. The leaves of the endogens have, usually, parallel veins, their flowers are mos…

Increasing by internal growth and elongation at the summit, instead of externally, and having no distinction of pith, wood, and bark, as the rattan, the palm, the cornstalk.

The watery fluid contained in the membranous labyrinth of the internal ear.

Any parasite which lives in the internal organs of an animal, as the tapeworms, Trichina, etc.; -- opposed to ectoparasite. See Entozoön. -- En`do*par`a*sit"ic, a.

The internal or principal branch of the locomotive appendages of Crustacea. See Maxilliped.

The bony, cartilaginous, or other internal framework of an animal, as distinguished from the exoskeleton.

An internal process of the sternal plates in the thorax of insects.

Internal or inherent power; capacity of acting, operating, or producing an effect, whether exerted or not; as, men possessing energies may suffer them to lie inactive. The great energies of nature are known to us only by their effects. Paley.

tively; -- with into. He is particularly pleased with . . . Sallust for his entering into internal principles of action. Addison.

Internal; interior. [Obs.] Spenser.

The more granular cells, which finally become internal, in many segmenting ova, as those of mammals.

ernal surface of the body; -- especially applied to feelings, such as hunger, produced by internal disturbances. Opposed to epiperipheral.

An internal parasitic organism.

The internal parts of animal bodies; the bowels; the guts; viscera; intestines.