Lake, n.  A large body of water contained in a depression of the earth's surface, and supplied from the drainage of a more or less extended area.
 Note: ☞ Lakes are for the most part of fresh water; the salt lakes, like the Great Salt Lake of Utah, have usually no outlet to the ocean.
 Lake dwellers Ethnol., people of a prehistoric race, or races, which inhabited different parts of Europe. Their dwellings were built on piles in lakes, a short distance from the shore. Their relics are common in the lakes of Switzerland.
 Lake dwellings Archaeol., dwellings built over a lake, sometimes on piles, and sometimes on rude foundations kept in place by piles; specifically, such dwellings of prehistoric times. Lake dwellings are still used by many savage tribes. Called also lacustrine dwellings. See Crannog.
 Lake fly Zool., any one of numerous species of dipterous flies of the genus Chironomus. In form they resemble mosquitoes, but they do not bite. The larvae live in lakes.
 Lake herring Zool., the cisco (Coregonus Artedii).
 Lake poets, Lake school, a collective name originally applied in contempt, but now in honor, to Southey, Coleridge, and Wordsworth, who lived in the lake country of Cumberland, England, Lamb and a few others were classed with these by hostile critics. Called also lakers and lakists.
 Lake sturgeon Zool., a sturgeon (Acipenser rubicundus), of moderate size, found in the Great Lakes and the Mississippi River. It is used as food.
 Lake trout Zool., any one of several species of trout and salmon; in Europe, esp. Salmo fario; in the United States, esp. Salvelinus namaycush of the Great Lakes, and of various lakes in New York, Eastern Maine, and Canada. A large variety of brook trout (Salvelinus fontinalis), inhabiting many lakes in New England, is also called lake trout. See Namaycush.
 Lake whitefish. Zool. See Whitefish.
 Lake whiting Zool., an American whitefish (Coregonus Labradoricus), found in many lakes in the Northern United States and Canada. It is more slender than the common whitefish.

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 Trout n.
 1. Zool. Any one of numerous species of fishes belonging to Salmo, Salvelinus, and allied genera of the family Salmonidae.  They are highly esteemed as game fishes and for the quality of their flesh.  All the species breed in fresh water, but after spawning many of them descend to the sea if they have an opportunity.
 Note: ☞ The most important European species are the river, or brown, trout (Salmo fario), the salmon trout, and the sewen. The most important American species are the brook, speckled, or red-spotted, trout (Salvelinus fontinalis) of the Northern United States and Canada; the red-spotted trout, or Dolly Varden (see Malma); the lake trout (see Namaycush); the black-spotted, mountain, or silver, trout (Salmo purpuratus); the golden, or rainbow, trout (see under Rainbow); the blueback trout (see Oquassa); and the salmon trout (see under Salmon.)  The European trout has been introduced into America.
 2. Zool. Any one of several species of marine fishes more or less resembling a trout in appearance or habits, but not belonging to the same family, especially the California rock trouts, the common squeteague, and the southern, or spotted, squeteague; -- called also salt-water trout, sea trout, shad trout, and gray trout. See Squeteague, and Rock trout under Rock.
 Trout perch Zool., a small fresh-water American fish (Percopsis guttatus), allied to the trout, but resembling a perch in its scales and mouth.

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 Char, Charr n.  Zool. One of the several species of fishes of the genus Salvelinus, allied to the spotted trout and salmon, inhabiting deep lakes in mountainous regions in Europe. In the United States, the brook trout (Salvelinus fontinalis) is sometimes called a char.

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 Salvelinus fontinalis
      n : North American freshwater trout; introduced in Europe [syn:
          brook trout, speckled trout]