Search the Dictionary

calomel, or bichloride of mercury. -- Horn shell (Zoöl.), any long, sharp, spiral, gastropod shell, of the genus Cerithium, and allied genera. -- Horn silver (Min.), cerargyrite. -- Horn slate, a gray, siliceous stone. -- To haul in one's horns, to withdraw some arrogant pretension. [Colloq.] -- To raise, or lift,…

the beauty of its flowers; -- called also horsehoe vetch, from the peculiar shape of its pods. -- Iron horse, a locomotive. [Colloq.] -- Salt horse, the sailor's name for salt beef. -- To look a gift horse in the mouth, to examine the mouth of a horse which has been received as a gift, in order to ascertain his age;…

A land crab of the genus Ocypoda, living on the coast of Brazil and the West Indies, noted for running very swiftly.

A mingled mass; a confused mixture; a stew of various ingredients; a hodgepodge. A mixture or hotchpotch of many tastes. Bacon.

The supporting frame of a run of millstones. Husks of the prodigal son (Bot.), the pods of the carob tree. See Carob.

A pteroid of the genus Cavolina. See Pteropoda, and Illustration in Appendix.

An extensive artificial division of gastropod mollusks, including those that breathe by gills, as contrasted with the Pulmonifera. -- Hy`dro*bran"chi*ate, a.

nner or lower layer of the blastoderm; -- called also endoderm, entoderm, and sometimes hypoderm. See Illust. of Blastoderm, Delamination, and Ectoderm.

Any gastropod of the genus Ianthina, of which various species are found living in mid ocean; -- called also purple shell, and violet snail. [Written also janthina.]

A division of copepod crustaceans, including numerous species parasitic on fishes.

Of or pertaining to an imago. Imaginal disks (Zoöl.), masses of hypodermic cells, carried by the larvæ of some insects after leaving the egg, from which masses the wings and legs of the adult are subsequently formed.

Without a hinge; -- said of an order (Inarticulata or Ecardines) of brachiopods.

A suborder of marine gastropod mollusks, in which the gills are between the foot and the mantle.

The siphon of Cephalopoda. See Cephalopoda.

nser; to inject a medicinal liquid into a cavity of the body; to inject morphine with a hypodermic syringe.

Having no operculum; -- said of certain gastropod shells.

One of the Insecta; esp., one of the Hexapoda. See Insecta.

One of the classes of Arthropoda, including those that have one pair of antennæ, three pairs of mouth organs, and breathe air by means of tracheæ, opening by spiracles along the sides of the body. In this sense it includes the Hexapoda, or six-legged insects and the Myriapoda, with numerous legs. See Insect, n.…

x or combining form, indicating identity, or equality; the same numerical value; as in isopod, isomorphous, isochromatic. Specif.:

A subclass of Gastropoda, in which the body is symmetrical, the right and left sides being equal.