noun the spreading of light to form a fog round the edges of a bright image in a photograph or on a television screen.
C19: formed irregularly from halo + -ation.

English new terms dictionary. 2014.

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  • Halation — Ha*la tion (h[asl]*l[=a] sh[u^]n), n. (Photog.) An appearance as of a halo of light, surrounding the edges of dark objects in a photographic picture. [1913 Webster] …   The Collaborative International Dictionary of English

  • halation — [hā lā′shən, halā′shən] n. [ HAL(O) + ATION] Photog. an undesirable spreading or reflection of light on a negative, appearing like a halo around highlights …   English World dictionary

  • halation — aureolė statusas T sritis radioelektronika atitikmenys: angl. halation; halo vok. Aureole, f; Lichthof, m rus. ореол, m pranc. auréole, f; halo, m …   Radioelektronikos terminų žodynas

  • Halation Summer — Single infobox Name = Halation Summer Artist = Coconuts Musume | from Album = Released = July 23, 1999 Format = CD Single Recorded = Genre = Japanese Pop Length = Label = zetima Producer = Tsunku Chart position = Reviews = Last single = This… …   Wikipedia

  • halation — noun Etymology: halo + ation Date: 1859 1. the spreading of light beyond its proper boundaries in a developed photographic image 2. a bright ring that sometimes surrounds a bright object on a television screen …   New Collegiate Dictionary

  • halation — /hay lay sheuhn, ha /, n. Photog. a blurred effect around the edges of highlight areas in a photographic image caused by reflection and scattering of light through the emulsion from the back surface of the film support or plate. [1855 60; HAL(O)… …   Universalium

  • halation — noun a) the action of light surrounding some object as if making a halo b) the blurring of light around a bright area of a photographic image, or on a television screen See Also: halo …   Wiktionary

  • halation — Blurring of the visual image by glare. * * * hal·a·tion (hal aґshən) [Gr. halōs halo] indistinctness or blurring of the visual image by strong illumination coming from the same direction as the viewed object …   Medical dictionary

  • Halation — Ореолообразование; Ореол (отражение); Вуалирование …   Краткий толковый словарь по полиграфии

  • halation — ha·la·tion || hÉ™ leɪʃn n. white halo (Photography) …   English contemporary dictionary

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