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edina, Clinton, and Niagara epoch. The rocks of the Niagara epoch, mostly limestones, are extensively distributed, and at Niagara Falls consist of about eighty feet of shale supporting a greater thickness of limestone, which is gradually undermined by the removal of the shale. See Chart of Geology.

zothærus Nuttallii) found on the northwest coast of America. It is excellent food, and is extensively used by the Indians. -- Sea otter. (Zoöl.) See in the Vocabulary.

shell of the genus Littorina. The common European species (Littorina littorea), in Europe extensively used as food, has recently become naturalized abundantly on the American coast. See Littorina.

A kind of oil gas extensively used for lighting railroad cars, which carry it in compressed form.

and are used, when cooked, for food. It is probably a native of Brazil, but is cultivated extensively in the warmer parts of every continent, and even as far north as New Jersey. The name potato was applied to this plant before it was to the Solanum tuberosum, and this is the "potato" of the Southern United States. --…

Most generally received or current; most widely adopted or practiced; also, generally or extensively existing; widespread; prevailing; as, a prevalent observance; prevalent disease. This was the most received and prevalent opinion. Woodward.

and metallic luster, usually soft. Pyrolusite parts with its oxygen at a red heat, and is extensively used in discharging the brown and green tints of glass (whence its name).

A well-known cereal grass (Oryza sativa) and its seed. This plant is extensively cultivated in warm climates, and the grain forms a large portion of the food of the inhabitants. In America it grows chiefly on low, moist land, which can be overflowed. Ant rice. (Bot.) See under Ant. -- French rice. (Bot.) See Amelcorn.…

diseased person by the hand of a king, with the view of restoring to health; -- formerly extensively practiced, particularly for the scrofula, or king's evil.

America, and the California salmon, or quinnat, are the most important species. They are extensively preserved for food. See Quinnat.

An English breed of black-faced hornless sheep similar to the Southdown, but larger, now extensively raised in many parts of the world.

To divulge; to publish, as news or fame; to cause to be more extensively known; to disseminate; to make known fully; as, to spread a report; -- often acompanied by abroad. They, when they were departed, spread abroad his fame in all that country. Matt. ix. 31.

ar. -- Sugar beet (Bot.), a variety of beet (Beta vulgaris) with very large white roots, extensively grown, esp. in Europe, for the sugar obtained from them. -- Sugar berry (Bot.), the hackberry. -- Sugar bird (Zoöl.), any one of several species of small South American singing birds of the genera Coereba, Dacnis, an…

A thin, elastic, uniformly light-colored tobacco leaf, raised in Sumatra and extensively used for cigar wrappers.

A kind of starch with very large, oval, flattened grains, often sold as arrowroot, and extensively used for adulterating cocoa. It is made from the rootstocks of a species of Canna, probably C. edulis, the tubers of which are edible every month in the year.

Any one of several species of large holothurians, some of which are dried and extensively used as food in China; -- called also bêche de mer, sea cucumber, and sea slug. [Written also tripang.]

An East India herring (Clupea toli) which is extensively caught for the sake of its roe and for its flesh.

rranean Sea and the Atlantic Ocean. It sometimes weighs a thousand pounds or more, and is extensively caught in the Mediterranean. On the American coast it is called horse mackerel. See Illust. of Horse mackerel, under Horse. [Written also thynny.]

odoriferous oil extracted from them; also, the flavoring extract made from the capsules, extensively used in confectionery, perfumery, etc.

A genus of herbaceous plants of which several species are extensively cultivated for the great beauty of their flowers; vervain.