visibility range

visibility range
The horizontal distance (in kilometers or miles) at which a large dark object can just be seen against the horizon sky in daylight.

Military dictionary. 2000.

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  • visibility range — The horizontal distance (in miles or kilometers) at which a large dark object can just be seen against the horizon in daylight …   Aviation dictionary

  • visibility — [viz΄ə bil′ə tē] n. pl. visibilities [LL visibilitas] 1. the fact or condition of being visible 2. a) the relative possibility of being seen under the conditions of distance, light, and atmosphere prevailing at a particular time [the poor… …   English World dictionary

  • visibility — c.1400, condition of being visible, from L.L. visibilitas (see VISIBLE (Cf. visible)). Meaning range of vision under given conditions is from 1914. Sense of prominence, fame, public attention is recorded from 1958 …   Etymology dictionary

  • Visibility — In meteorology, visibility is a measure of the distance at which an object or light can be clearly discerned. It is reported within surface weather observations and METAR code either in meters or statute miles, depending upon the country.… …   Wikipedia

  • visibility — I (New American Roget s College Thesaurus) Capability of being seen Nouns visibility, perceptibility; conspicuity, precision; appearance, manifestation, exposure [to view]; ocular proof, evidence, or demonstration; field of view, range; high or… …   English dictionary for students

  • visibility — /viz euh bil i tee/, n. 1. the state or fact of being visible. 2. the relative ability to be seen under given conditions of distance, light, atmosphere, etc.: low visibility due to fog. 3. Also called visual range. Meteorol. the distance at which …   Universalium

  • visibility — /vɪzəˈbɪləti / (say vizuh biluhtee) noun (plural visibilities) 1. the state or fact of being visible; capability of being seen. 2. the relative capability of being seen under given conditions of distance, light, atmosphere, etc.: low visibility;… …  

  • visibility distance — matymo nuotolis statusas T sritis fizika atitikmenys: angl. sight distance; visibility distance; visual range vok. Sehweite, f; Sichtreichweite, f; Sichtweite, f rus. дальность видимости, f; расстояние видимости, n pranc. distance de vue, f;… …   Fizikos terminų žodynas

  • visibility — n. 1 the state of being visible. 2 the range or possibility of vision as determined by the conditions of light and atmosphere (visibility was down to 50 yards). Etymology: F visibiliteacute or LL visibilitas f. L visibilis: see VISIBLE …   Useful english dictionary

  • visibility meter — noun : an instrument for measuring visibility * * * any instrument for measuring the visual range through the atmosphere, as a transmissometer. [1955 60] …   Useful english dictionary

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