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We found 25 dictionaries with English definitions that include the word heliostat: Click on the first link on a line below to go directly to a page where "heliostat" is defined. General (19 matching dictionaries) heliostat: American Heritage Dictionary of the English Language [home, info] heliostat: Collins English Dictionary [home, info] heliostat: Merriam-Webster's Online Dictionary, 11th Edition [home, info] heliostat: Wordnik [home, info] Heliostat: Wiktionary [home, info] heliostat: Webster's New World College Dictionary, 4th Ed. [home, info] heliostat: Infoplease Dictionary [home, info] Heliostat, heliostat: Dictionary.com [home, info] Heliostat: Wikipedia, the Free Encyclopedia [home, info] Heliostat: Online Plain Text English Dictionary [home, info] heliostat: Webster's Revised Unabridged, 1913 Edition [home, info] Heliostat: AllWords.com Multi-Lingual Dictionary [home, info] heliostat: Hutchinson's Dictionary of Difficult Words [home, info] Heliostat: Dictionary of Phrase and Fable (1898) [home, info] Heliostat: 1911 edition of the Encyclopedia Britannica [home, info] heliostat: Free Dictionary [home, info] heliostat: Hutchinson Dictionaries [home, info] heliostat: Luciferous Logolepsy [home, info] heliostat: Dictionary/thesaurus [home, info] Business (1 matching dictionary) Heliostat: Energy Dictionary [home, info] Computing (1 matching dictionary) heliostat: Encyclopedia [home, info] Science (1 matching dictionary) Heliostat: Solar Radiation Resource Terms [home, info] Tech (3 matching dictionaries) Heliostat: AUTOMOTIVE TERMS [home, info] heliostat: Glossary of Meteorology [home, info] Heliostat: Glossary of Energy Terms [home, info]

Quick definitions (heliostat) (n.) An instrument consisting of a mirror moved by clockwork, by which a sunbeam is made apparently stationary, by being steadily directed to one spot during the whole of its diurnal period; also, a geodetic heliotrope. (This definition is from the 1913 Webster's Dictionary and may be outdated.)