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tide

(Encyclopedia)tide, alternate and regular rise and fall of sea level in oceans and other large bodies of water. These changes are caused by the gravitational attraction of the moon and, to a lesser extent, of the s...

red tide

(Encyclopedia)red tide: see Dinoflagellata.

bore

(Encyclopedia)bore, inrush of water that advances upstream with a wavelike front, caused by the progress of incoming tide from a wide-mouthed bay into its narrower portion. The tidal movement tends to be retarded b...

tidal wave

(Encyclopedia)tidal wave, term properly applied to the crest of a tide as it moves around the earth. The wavelike upstream rush of water caused by the incoming tide in some locations is known as a tidal bore. In po...

Fundy, Bay of

(Encyclopedia)Fundy, Bay of, large inlet of the Atlantic Ocean, c.170 mi (270 km) long and 30 to 50 mi (50–80 km) wide, between New Brunswick and SW Nova Scotia, Canada. It is famous for its tide and tidal bore; ...

Saint Michael's Mount

(Encyclopedia)Saint Michael's Mount, pyramid-shaped rocky islet, 21 acres (8.5 hectares), Cornwall, SW England, in Mounts Bay; it rises to more than 200 ft (61 m). A natural causeway connects it at low tide with th...

fiddler crab

(Encyclopedia)fiddler crab, common name for small, amphibious crabs belonging to the genus Uca. They are characterized by a rectangular carapace (shell) and a narrow abdomen, which is flexed under the body. They ar...

Armistead, Lewis Addison

(Encyclopedia)Armistead, Lewis Addison, 1817–63, Confederate general, b. New Bern, N.C. He was commissioned (1839) in the U.S. army from Virginia but resigned when that state seceded. In the Gettysburg campaign, ...

Ingelow, Jean

(Encyclopedia)Ingelow, Jean ĭnˈjəlō [key], 1820–97, English author. Her poems are characterized by religious introspection and an intimate knowledge of nature. Among her best-known poems are “High Tide on t...

Meghna

(Encyclopedia)Meghna mĕgˈnə [key], river, c.130 mi (210 km) long, formed at the outlet of the Surma valley, NE Bangladesh, by the branches of the Surma River. It flows south, receiving arms of the Ganges and Bra...

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