noun 1. Radio. (of the two waves into which a radio wave is divided in the ionosphere under the influence of the earth’s magnetic field) the wave with characteristics more nearly resembling those that the undivided wave would have exhibited in the absence of the magnetic field.
[awr-dn-it, -eyt] /ˈɔr dnˌɪt, -ˌeɪt/ noun 1. Mathematics. (in plane Cartesian coordinates) the y-coordinate of a point: its distance from the x-axis measured parallel to the y-axis. /ˈɔːdɪnɪt/ noun 1. the vertical or y-coordinate of a point in a two-dimensional system of Cartesian coordinates Compare abscissa See also Cartesian coordinates adj. late 14c., from Latin […]
[awr-dn-ey-shuh n] /ˌɔr dnˈeɪ ʃən/ noun 1. Ecclesiastical. the act or ceremony of . 2. the fact or state of being . 3. a decreeing. 4. the act of arranging. 5. the resulting state; disposition; arrangement. /ˌɔːdɪˈneɪʃən/ noun 1. 2. the condition of being ordained or regulated 3. an arrangement or order n. early 15c., […]
1. . ordnance