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field spaniel

(Encyclopedia)field spaniel, breed of medium-sized sporting dog developed in England from crosses between cocker spaniels and Sussex spaniels. It stands about 18 in. (45.7 cm) high at the shoulder and weighs about ...

American water spaniel

(Encyclopedia)American water spaniel, breed of medium-sized sporting dog developed in the American Midwest. It stands about 17 in. (43.2 cm) high at the shoulder and weighs between 30 and 40 lb (13.6–18.1 kg). It...

Joplin

(Encyclopedia)Joplin jŏpˈlĭn [key], city (1990 pop. 40,961), Jasper and Newton counties, SW Mo., at the edge of the Ozarks; settled c.1839, inc. 1873. It is a railroad center, the shipping and processing point o...

paraffin

(Encyclopedia)paraffin, white, more-or-less translucent, odorless, tasteless, waxy solid. It melts between 47℃ and 65℃ and is insoluble in water but soluble in ether, benzene, and certain esters. Paraffin is un...

sperm oil

(Encyclopedia)sperm oil, liquid wax obtained from the sperm whale, or cachalot, and related marine mammals. It flows readily, is clear, and varies in color from pale yellow to brownish yellow. Chemically it is not ...

stearin

(Encyclopedia)stearin stērˈĭn [key], fat that is the triglyceride of stearic acid, CH3(CH2)16CO2H, i.e., the tristearate ester of glycerol. It is a white crystalline solid at ordinary temperatures and is insolub...

diffusion

(Encyclopedia)diffusion, in chemistry, the spontaneous migration of substances from regions where their concentration is high to regions where their concentration is low. Diffusion is important in many life process...

Mercury, in astronomy

(Encyclopedia)Mercury, in astronomy, nearest planet to the sun, at a mean distance of 36 million mi (58 million km); its period of revolution is 88 days. Mercury passes through phases similar to those of the moon a...

furfural

(Encyclopedia)CE5 furfural fûrˌfərălˈdəhīd [key] [Lat.,=bran], C4H3OCHO, viscous, colorless liquid that has a pleasant aromatic odor; upon exposure to air it turns dark brown or black. It boils at about 1...

Jordan, David Starr

(Encyclopedia)Jordan, David Starr, 1851–1931, American scientist and educator, b. Gainesville, N.Y., M.S. Cornell, 1872, M.D. Indiana Medical College, 1875, and studied under Louis Agassiz at Penikese Island. He ...