How to pronounce heliostat
American English pronunciation
HEE-lee-uh-stat
- IPA
- /ˈhili.əˌstæt/
- Syllables
- HEE · lee · uh · stat (4 syllables, stress on the 1st)
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What heliostat means
A mirror that turns to keep sunlight aimed at one spot
In a sentence: The heliostat turned slowly all day to keep sunlight shining on the solar tower.
Where it comes from: It was first used around 1747. It comes from the Greek word for sun and a Latin word meaning standing still.
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