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airmail

(Encyclopedia)airmail, transport of mail by airplanes. Demonstration flights that showed the feasibility of carrying mail by air were made in Great Britain and in the United States in 1911. In the United States, af...

black widow

(Encyclopedia)black widow, poisonous spider of the genus Latrodectus, found throughout North and South America and common in the SW United States. The name derives from the fact that the female, like those of many ...

borzoi

(Encyclopedia)borzoi bôrˈzoi [key], breed of tall, swift hound developed in Russia in the early 17th cent., also called Russian wolfhound. It stands from 26 to 31 in. (66–81.2 cm) high at the shoulder and weigh...

Minot, Laurence

(Encyclopedia)Minot, Laurence, fl. 1333–52, English poet. He was the author of fervently patriotic war poems about Halidon Hill, the siege of Calais, and other battles. Probably a Yorkshireman, he may have been a...

pollination

(Encyclopedia)pollination, transfer of pollen from the male reproductive organ (stamen or staminate cone) to the female reproductive organ (pistil or pistillate cone) of the same or of another flower or cone. Polli...

medal

(Encyclopedia)medal, a piece of metal, cast or struck, often coin-shaped. The obverse and reverse bear bas-relief and inscription. Commemorative medals are issued in memory of a notable person or event. Civil and m...

mixture

(Encyclopedia)mixture, in chemistry, a physical combination of two or more pure substances (i.e., elements or compounds). A mixture is distinguished from a compound, which is formed by the chemical combination of t...

lacquer

(Encyclopedia)lacquer, solution of film-forming materials, natural or synthetic, usually applied as an ornamental or protective coating. Quick-drying synthetic lacquers are used to coat automobiles, furniture, text...

coma, in medicine

(Encyclopedia)coma, in medicine, deep state of unconsciousness from which a person cannot be aroused even by painful stimuli. The patient cannot speak and does not respond to command. Coma is the result of damage t...

dividend

(Encyclopedia)dividend, that part of the net earnings of a corporation that is distributed to its stockholders. Dividend disbursements are based on a percentage of the par value of the stock or are a certain sum pe...