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r. (b) (Gun.) A copper box with a perforated lid; -- used for sprinkling meal powder over shell fuses. Farrow.

A genus of bivalve shells of which one species (D. polymorpha) is often so abundant as to be very troublesome in the fresh waters of Europe.

of several species, which kills oysters and other bivalves by drilling holes through the shell. The most destructive kind is Urosalpinx cinerea. Bow drill, Breast drill. See under Bow, Breast. -- Cotter drill, or Traverse drill, a machine tool for drilling slots. -- Diamond drill. See under Diamond. -- Drill jig. S…

the ebb. Thou shoreless flood which in thy ebb and flow Claspest the limits of morality! Shelley.

the case of serpents, lobsters, etc.; a coming out; as, the ecdysis of the pupa from its shell; exuviation.

often identified with Roman Doric capital. The name probably alludes to the shape of the shell of the sea urchin.

. Sir W. Raleigh. As in the soft and sweet eclipse, When soul meets soul on lovers' lips. Shelley. Annular eclipse. (Astron.) See under Annular. -- Cycle of eclipses. See under Cycle.

Having the lips, or edges, of the aperture abruptly spreading; -- said of certain shells.

c. It consists of a yolk, usually surrounded by the "white" or albumen, and inclosed in a shell or strong membrane.

, and repeating the charge indefinitely by induction, consisting of a flat cake of resin, shelllac, or ebonite, upon which is placed a plate of metal.

A genus (Elephantopus) of coarse, composite weeds. -- Elephant's tusk (Zoöl.), the tooth shell. See Dentalium.

cian; also, one who delights as by an enchantment. Like ghosts from an enchanter fleeing. Shelley. Enchanter's nightshade (Bot.), a genus (Circæa) of low inconspicuous, perennial plants, found in damp, shady places.

To come or go into; to pass into the interior of; to pass within the outer cover or shell of; to penetrate; to pierce; as, to enter a house, a closet, a country, a door, etc.; the river enters the sea. That darksome cave they enter. Spenser. I, . . . with the multitude of my redeemed, Shall enter heaven, long absent. M…

together or round. [Written also intwine.] Entwined in duskier wreaths her braided locks. Shelley. Thy glorious household stuff did me entwine. Herbert.

To bring or peel out, as a kernel from its enveloping husks its enveloping husks or shell.

A membranaceous or calcareous septum with which some mollusks close the aperture of the shell during the time of hibernation, or æstivation.

lateral polygon. Equilateral hyperbola (Geom.), one whose axes are equal. -- Equilateral shell (Zoöl.), one in which a transverse line drawn through the apex of the umbo bisects the valve, or divides it into two equal and symmetrical parts. -- Mutually equilateral, applied to two figures, when every side of the one h…

Having the valves equal in size and from, as in most bivalve shells.

A bivalve shell of the genus Pecten. See Scallop.

Covered with a pattern resembling a series of escalop shells, each of which issues from between two others. Its appearance is that of a surface covered with scales. Escaloped oysters (Cookery). See under Scalloped.