Photoheliometer Uncommon

Origin: Greek prefix photo-

Definition, synonyms and related words

Definitions

Noun

A double-lens instrument for measuring slight variations of the Sun's diameter by photography, based on the common chord of two overlapping images.

See Also

diameter lens instrument sun overlap photography image chord

Related Terms

diameter lens instrument sun overlap photography image chord variation

Rhyming Words

ter ater ster tter iter uter citer oater later vater gater after oster enter beter tater miter voter deter opter

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