[awr-thi-kon] /ˈɔr θɪˌkɒn/
a camera tube, more sensitive than the , in which a beam of low-velocity electrons scans a photoemissive mosaic.
a television camera tube in which an optical image produces a corresponding electrical charge pattern on a mosaic surface that is scanned from behind by an electron beam. The resulting discharge of the mosaic provides the output signal current See also image orthicon
[awr-thoh] /ˈɔr θoʊ/ adjective, Chemistry. 1. pertaining to or occupying two adjacent positions in the benzene ring. Compare 2 , 3 . 1. a combining form occurring in loanwords from Greek, where it meant “straight,” “upright,” “right,” “correct” (orthodox) and on this model used in the formation of compound words (orthopedic). 2. Chemistry. combining form […]
[awr-oh-bang-key-shuh s, or-] /ˌɔr oʊ bæŋˈkeɪ ʃəs, ˌɒr-/ adjective 1. belonging to the Orobanchaceae, the broomrape family of plants. /ˌɔːrəʊbæŋˈkeɪʃəs/ adjective 1. of, relating to, or belonging to the Orobanchaceae, a family of flowering plants all of which are root parasites, including broomrapes
mathematics, tool A system for symbolic mathematics, especially General Relativity, written by A. Krasinski of Warsaw in the early 1980s. (1995-04-12)
[awr-thuh-sen-ter] /ˈɔr θəˌsɛn tər/ noun, Geometry. 1. the point of intersection of the three altitudes of a triangle.