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peptide

(Encyclopedia)peptide, organic compound composed of amino acids linked together chemically by peptide bonds. The peptide bond always involves a single covalent link between the α-carboxyl (oxygen-bearing carbon) o...

Kashi

(Encyclopedia)Kashi käshˈgär [key], city (1994 est. pop. 190,500), SW Xinjiang Uygur Autonomous Region, China, on the Kaxgar (Kashgar) River (a tributary of the Tarim). It is the hub of an important commercial d...

pistil

(Encyclopedia)pistil pĭsˈtĭl [key], one of the four basic parts of a flower, the central structure around which are arranged the stamens, the petals, and the sepals. The pistil is usually called the female repro...

capital, in architecture

(Encyclopedia)CE5 A. Types of capitals B. Parts of a capital capital, in architecture, the crowning member of a column, pilaster, or pier. It acts as the bearing member beneath the lintel or arch supported by t...

raisin, in botany and cooking

(Encyclopedia)raisin, dried fruit of certain varieties of grapevines bearing grapes with a high content of sugar and solid flesh. Although the fruit is sometimes artificially dehydrated, it is usually sun-dried. Th...

balm of Gilead

(Encyclopedia)balm of Gilead gĭlˈēəd [key], name for several plants belonging to different taxonomic families. The historic Old World balm of Gilead, or Mecca balsam, is a small evergreen tree (Commiphora gilea...

seed

(Encyclopedia)seed, fertilized and ripened ovule, consisting of the plant embryo, varying amounts of stored food material, and a protective outer seed coat. Seeds are frequently confused with the fruit enclosing th...

stork

(Encyclopedia)stork, common name for members of a family of long-legged wading birds. The storks are related to the herons and ibises and are found in most of the warmer parts of the world. Storks have long, broad,...

air navigation

(Encyclopedia)air navigation, science and technology of determining the position of an aircraft with respect to the surface of the earth and accurately maintaining a desired course (see navigation). Basic to air ...

citrus fruits

(Encyclopedia)citrus fruits, widely used edible fruits of plants belonging to Citrus and related genera of the family Rutaceae (orange family). Included are the tangerine, citrange, tangelo, orange, pomelo, grapefr...