Search the Dictionary

tural geology. (b) Of its history as regards rocks, minerals, rivers, valleys, mountains, climates, life, etc.; historical geology. (c) Of the causes and methods by which its structure, features, changes, and conditions have been produced; dynamical geology. See Chart of The Geological Series.

r icebergs; bowlder drift. -- Glacial epoch or period (Geol.), a period during which the climate of the modern temperate regions was polar, and ice covered large portions of the northern hemisphere to the mountain tops. -- Glacial theory or hypothesis. (Geol.) See Glacier theory, under Glacier.

d by the common hemp (Cannabis saltiva), of the variety Indica, when cultivated in a warm climate; also, the tops of the plant, from which the resinous product is obtained. It is narcotic, and has long been used in the East for its intoxicating effect. See Bhang, and Ganja.

Conducive to health; wholesome; salubrious; salutary; as, a healthy exercise; a healthy climate.

ects. Inclination would lead me to hibernate, during half the year, in this uncomfortable climate of Great Britain. Southey.

shelter tender plants and shrubs from the cold air; a place in which the plants of warmer climates may be reared, and fruits ripened.

Native; produced, growing, or living, naturally in a country or climate; not exotic; not imported. Negroes were all transported from Africa and are not indigenous or proper natives of America. Sir T. Browne. In America, cotton, being indigenous, is cheap. Lion Playas.

Not salubrious or healthful; unwholesome; as, an insalubrious air or climate.

Unhealthfulness; unwholesomeness; as, the insalubrity of air, water, or climate. Boyle.

an island; of the nature, or possessing the characteristics, of an island; as, an insular climate, fauna, etc.

The twin flower which grows in cold northern climates.

To pass periodically from one region or climate to another for feeding or breeding; -- said of certain birds, fishes, and quadrupeds.

Removing regularly or occasionally from one region or climate to another; as, migratory birds.

To adapt; to accustom; to habituate; to acclimate; to cause to grow as under natural conditions. Its wearer suggested that pears and peaches might yet be naturalized in the New England climate. Hawthorne.

A genus of marine gastropods, mostly natives of warm climates.

pernicious; injurious; destructive; unwholesome; insalubrious; as, noxious air, food, or climate; pernicious; corrupting to morals; as, noxious practices or examples. Too frequent an appearance in places of public resort is noxious to spiritual promotions. Swift.

o, or situated in, the occident, or west; western; -- opposed to oriental; as, occidental climates, or customs; an occidental planet.

blocking roads, etc.; hence, not frosty or inclement; mild; -- used of the weather or the climate; as, an open season; an open winter. Bacon.

age. See under Middle, Northeast, etc. -- Of passage, passing from one place, region, or climate, to another; migratory; -- said especially of birds "Birds of passage." Longfellow. -- Passage hawk, a hawk taken on its passage or migration. -- Passage money, money paid for conveyance of a passenger, -- usually for ca…

or fruit, of a rosaceous tree (Pyrus communis), cultivated in many varieties in temperate climates; also, the tree which bears this fruit. See Pear family, below. Pear blight.