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A fossil plant of the coal formation, having the general form of plants of the modern Equiseta (the Horsetail or Scouring Rush family) but sometimes attaining the height of trees, and having the stem more or less woody within. See Acrogen, and Asterophyllite.

A light carriage with low wheels, having a top or hood that can be raised or lowered, seats for inside, a separate seat for the driver, and often a movable front, so that it can be used as either an open or a close carriage. The baroness in a calash capable of holding herself, her two children, and her servants. W. Irv…

Having a spur, as the flower of the toadflax and larkspur; spurred. Gray.

o or more magnitudes, the relation of the magnitudes themselves, or, in other words, from having the differential of an algebraic expression to find the expression itself.

ke. Caliber compasses. See Calipers. -- Caliber rule, a gunner's calipers, an instrument having two scales arranged to determine a ball's weight from its diameter, and conversely. -- A ship's caliber, the weight of her armament.

Made of, or having the apperance of, calico; -- often applied to an animal, as a horse or cat, on whose body are large patches of a color strikingly different from its main color. [Colloq. U. S.]

er compasses, or caliber compasses. Caliper square, a draughtsman's or mechanic's square, having a graduated bar and adjustable jaw or jaws. Knight. -- Vernier calipers. See Vernier.

An early form of hand gun, variety of the arquebus; originally a gun having a regular size of bore. [Obs.] Shak.

Having, or relating to the power of producing heat; -- applied to foods which, being rich in carbon, as the fats, are supposed to give rise to heat in the animal body by oxidation.

A voltaic battery, having a large surface of plate, and producing powerful heating effects.

A genus of herbaceous plants (Tribulus) of the order Zygophylleæ, having a hard several-celled fruit, armed with stout spines, and resembling the military instrument of the same name. The species grow in warm countries, and are often very annoying to cattle.

Having the petals and stamens adnate to the calyx; -- applied to a subclass of dicotyledonous plants in the system of the French botanist Candolle.

Having the form or appearance of a calyx.

Pertaining to a calyx; having the nature of a calyx.

Having a set of bracts resembling a calyx.

A small and beautiful species of orchid, having a flower variegated with purple, pink, and yellow. It grows in cold and wet localities in the northern part of the United States. The Calypso borealis is the only orchid which reaches 68º N.

Having the form a calyptra, or extinguisher.

A genus of gigantic American Jurassic dinosaurs, having large cavities in the bodies of the dorsal vertebræ.

upward convexity of a deck or other surface; as, she has a high camber (said of a vessel having an unusual convexity of deck).

Having the keel arched upwards, but not actually hogged; -- said of a ship.