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n organ arising from the ventral region of body, often in the form of a flat disk, as in snails. See Illust. of Buccinum.

keep the oil limpid on cold nights; -- used especially in lighthouses. Knight. -- Frost nail, a nail with a sharp head driven into a horse's shoe to keen him from slipping. -- Frost smoke, an appearance resembling smoke, caused by congelation of vapor in the atmosphere in time of severe cold. The brig and the ice ro…

Eating fungi; -- said of certain insects and snails.

great extent. It includes most of the marine spiral shells, and the land and fresh-water snails. They generally creep by means of a flat, muscular disk, or foot, on the ventral side of the body. The head usually bears one or two pairs of tentacles. See Mollusca. [Written also Gasteropoda.]

The division of Mollusca which includes the land snails and slugs.

a coarse cord, running through it; -- used as trimming for dresses, furniture, etc. Gimp nail, an upholsterer's small nail.

To scoop out, as an eye, with the thumb nail; to force out the eye of (a person) with the thumb. [K S.]

An instrument for driving nails, beating metals, and the like, consisting of a head, usually of steel or iron, fixed crosswise to a handle. With busy hammers closing rivets up. Shak.

on from the smaller or thinner part, or from the point or edge; as, the head of a cane, a nail, a spear, an ax, a mast, a sail, a ship; that which covers and closes the top or the end of a hollow vessel; as, the head of a cask or a steam boiler.

One who, or that which, heads nails, rivets, etc., esp. a machine for heading.

Shaped like a snail shell; pertaining to the Helicidæ, or Snail family. Helicoid parabola (Math.), the parabolic spiral.

A genus of land snails, including a large number of species.

Something used to secure and hold in place something else, as a long fiat-headed nail, a catch a hook, a clinch, a clamp, etc.; hence, a support. "His holdfast was gone." Bp. Montagu.

To the place where it belongs; to the end of a course; to the full length; as, to drive a nail home; to ram a cartridge home. Wear thy good rapier bare and put it home. Shak.

Driven to the end, as a nail; driven close.

shoe for horses, consisting of a narrow plate of iron in form somewhat like the letter U, nailed to a horse's hoof.

h various species are found living in mid ocean; -- called also purple shell, and violet snail. [Written also janthina.]

a matter; heedless; careless; negligent; inattentive. An inadvertent step may crush the snail That crawls at evening in the public path. Cowper. -- In`ad*vert"ent*ly, adv.

iod of increasing light, or luminous phase; the waxing; -- said of the moon. Seeds, hair, nails, hedges, and herbs will grow soonest if set or cut in the increase of the moon. Bacon. Increase twist, the twixt of a rifle groove in which the angle of twist increases from the breech to the muzzle.

Growing or appearing to grow into some other substance. Ingrowing nail, one whose edges are becoming imbedded in the adjacent flesh.