Heliothermometer definitions

heliothermometer

An instrument for measuring solar radiation. Related category • SOLAR ENERGY AND POWER
Found on http://www.daviddarling.info/encyclopedia/H/AE_heliothermometer.html

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heliothermometer

heliothermometer An early form of solar collector, invented by Swiss scientist Horace-Benedict de Saussure in about 1780. Related 'sun' word family: sol-.
Found on http://www.wordinfo.info/words/index/info/view_unit/963/4

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Heliothermometer

An instrument for measuring solar radiation.
Found on https://www.encyclo.co.uk/local/22819

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