heliostat

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he·li·o·stat

 (hē′lē-ə-stăt′)
n.
An instrument in which a mirror is automatically moved so that it reflects sunlight in a constant direction. It is used with a pyrheliometer to make continuous measurements of solar radiation.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

heliostat

(ˈhiːlɪəʊˌstæt)
n
(Astronomy) an astronomical instrument used to reflect the light of the sun in a constant direction
ˌhelioˈstatic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

he•li•o•stat

(ˈhi li əˌstæt)

n.
an instrument consisting of a mirror moved by clockwork, for reflecting the sun's rays in a fixed direction.
[1740–50; < New Latin heliostata. See helio-, -stat]
he`li•o•stat′ic, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Translations

heliostat

[ˈhiːlɪəʊstæt] Nheliostato m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
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References in periodicals archive ?
His first foals set the Goffs November breeding-stock sale alight in 2011, with five of his progeny selling for an eye-popping [euro]2,860,000, headed by an [euro]850,000 half-brother to Heliostatic and Soldier Of Fortune who was bought by the six-time Group 1 winner's owners the Tsui family.
25,000 MW will be from solar thermal plants, using huge heliostatic mirrors to reflect the sun's rays onto a central tower that heats a fluid to drives a turbine; and 16,000 MW will be in the form of photovoltaic panels.
THIS half-sister to Budweiser Irish Derby victor Soldier Of Fortune and Heliostatic made a hugely encouraging debut at Tralee yesterday.
Others of interest in the 10-furlong affair include Jim Bolger's Heliostatic and the David Wachman-trained Fracas.
A dual Group 3 winner in his native France, the four-year-old made his Irish debut when running third to Heliostatic in last month's Meld Stakes.
After he saw daylight the race was instantly over as Dylan Thomas shot past the front-running Heliostatic to pull right away in the final furlong, with Gentlewave (11- 2) coming through to take second place under Johnny Murtagh.
After he saw daylight the race was over as Dylan Thomas shot past the front-running Heliostatic to pull right away in the final furlong, with Gentlewave (11-2) coming through to take second.
Settled just off the pace set by Epsom runner-up Dragon Dancer, and then Heliostatic, Fallon made his move up the rail and within a matter of strides had the race won.
The race was over as Dylan Thomas shot past front-running Heliostatic to pull away in the final furlong, with Gentlewave (11-2) coming through for second under Johnny Murtagh.
The line-up is completed by the John Oxx-trained Caribbean, Jim Bolger's Heliostatic and John Murphy's Crookhaven.
HELIOSTATIC will be out to boost his Classic claims at Leopardstown today.
However, it is clear that Galileo believed Copernicus' epicyclic heliostatic system was real.