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knitting

(Encyclopedia)knitting, construction of a fabric made of interlocking loops of yarn by means of needles. Knitting, allied in origin to weaving and to the netting and knotting of fishnets and snares, was apparently ...

Schoolcraft, Henry Rowe

(Encyclopedia)Schoolcraft, Henry Rowe, 1793–1864, American ethnologist, b. near Albany, N.Y. He gave enormous impetus to the study of Native American culture and may be regarded as the foremost pioneer in Native ...

collagen

(Encyclopedia)collagen kŏlˈəjən [key], any of a group of proteins found in skin, ligaments, tendons, bone and cartilage, and other connective tissue. Cells called fibroblasts form the various fibers in connecti...

Great Rift Valley

(Encyclopedia)Great Rift Valley, geological fault system of SW Asia and E Africa. It extends c.3,000 mi (4,830 km) from N Syria to central Mozambique. The northernmost extension runs S through Syria and Lebanon, th...

tryptophan

(Encyclopedia)CE5 tryptophan trĭpˈtəfăn [key], organic compound, one of the 20 amino acids commonly found in animal proteins. Only the l-stereoisomer appears in mammalian protein. It is one of several essent...

fructose

(Encyclopedia)CE5 fructose lĕvˈyəlōsˌ [key], or fruit sugar, simple sugar found in honey and in the fruit and other parts of plants. It is much sweeter than sucrose (cane sugar). It is best obtained by hydr...

Hersh, Seymour Myron

(Encyclopedia)Hersh, Seymour Myron, 1937–, American investigative journalist, b. Chicago, grad. Univ. of Chicago (1958). He began his career (1959) at a local news bureau, then became a wire service correspondent...

histology

(Encyclopedia)histology hĭstŏlˈəjē [key], study of the groups of specialized cells called tissues that are found in most multicellular plants and animals. Histologists study the organization of tissues at all ...

antioxidant

(Encyclopedia)antioxidant, substance that prevents or slows the breakdown of another substance by oxygen. Synthetic and natural antioxidants are used to slow the deterioration of gasoline and rubber, and such antio...

emanation, in philosophy

(Encyclopedia)emanation ĕmənāˈshən [key] [Lat.,=flowing from], cosmological concept that explains the creation of the world by a series of radiations, or emanations, originating in the godhead. It is character...