2. (Mil.) A battery nearly on a level with the water.

Wa"ter bear` (?). (Zoöl.) Any species of Tardigrada, 2. See Illust. of

Tardigrada.

Wa"ter-bear`er (?), n. (Astron.) The constellation Aquarius.

Wa"ter bed` (?). A kind of mattress made of, or covered with,

waterproof fabric and filled with water. It is used in hospitals for

bedridden patients.

Wa"ter beech` (?). (Bot.) The American hornbeam. See Hornbeam.

Wa"ter bee"tle (?). (Zoöl.) Any one of numerous species of aquatic

beetles belonging to Dytiscus and allied genera of the family

Dytiscidæ, and to various genera of the family Hydrophilidæ. These

beetles swim with great agility, the fringed hind legs acting together

like oars.

Wa"ter bel"lows (?). Same as Tromp.

Wa"ter bird` (?). (Zoöl.) Any aquatic bird; a water fowl.

Wa"ter black"bird (?). (Zoöl.) The European water ousel, or dipper.

Wa"ter*board` (?), n. A board set up to windward in a boat, to keep out

water. Ham. Nav. Encyc.

Wa"ter boat`man (?). (Zoöl.) A boat bug.

Wa"ter*bok` (?), n. [D.] (Zoöl.) A water buck.

Wa"ter-bound` (?), a. Prevented by a flood from proceeding.

Wa"ter brain` (?). A disease of sheep; gid.

Wa"ter brash` (?). (Med.) See under Brash.

Wa"ter breath"er (?). (Zoöl.) Any arthropod that breathes by means of

gills.

Wa"ter bridge` (?). (Steam Boilers) See Water table.

Wa"ter buck` (?). (Zoöl.) A large, heavy antelope (Kobus

ellipsiprymnus) native of Central Africa. It frequents the banks of

rivers and is a good swimmer. It has a white ring around the rump.

Called also photomok, water antelope, and waterbok.

The name is also applied to other related species, as the leche (Kobus

leche), which has similar habits.

Wa"ter buf"fa*lo (?). (Zoöl.) The European buffalo.

Wa"ter bug` (?). (Zoöl.) (a) The Croton bug. (b) Any one of numerous

species of large, rapacious, aquatic, hemipterous insects belonging to

Belostoma, Benacus, Zaitha, and other genera of the family

Belostomatidæ. Their hind legs are long and fringed, and act like oars.

Some of these insects are of great size, being among the largest

existing Hemiptera. Many of them come out of the water and fly about at

night.

Wa"ter butt` (?). A large, open-headed cask, set up on end, to contain

water. Dickens.

Wa"ter cal"trop (?). (Bot.) The water chestnut.

Wa"ter can` (?). (Bot.) Any one of several species of Nuphar; the

yellow frog lily; — so called from the shape of the seed vessel. See

Nuphar, and cf. Candock. Dr. Prior.

Wa"ter can"ker (?). (Med.) See Canker, n., 1.

Wa"ter car"riage (?). 1. Transportation or conveyance by water; means

of transporting by water.

The Gutenberg Webster's Unabridged Dictionary: Section T, U, V, and W · 第 2830 / 3573 题