solar furnace

noun

1. a furnace using sunlight concentrated by concave mirrors as the direct source of heat.

solar furnace

noun

1. a furnace utilizing the sun as a heat source, sunlight being concentrated at the focus of a system of concave mirrors

Example Sentences

Beaming from an almost cloudless afternoon sky , our solar furnace showed the welcome warmth still available from its direct rays in mid-October.

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There is plenty of innovation too, from Louis XIV's "ardent mirror", prefiguring the solar furnace, to Madame de Châteauroux's "flying chair", actually the first lift.

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The dark interspaces may represent matter which has become cooled and darkened through having parted with its heat and light, and is falling back again into the solar furnace.

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"Has the power crew set up the solar furnace?" he asked.

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He used the solar furnace that had made the silicone wool to smelt it.

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