Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
heliometer .
Etymologies
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Examples
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The Messrs. Repsold have established, and for the present seem likely to maintain, a practical monopoly in the construction of heliometers.
Scientific American Supplement, No. 623, December 10, 1887 Various
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In 1888-9, at the Cape, he observed the minor planets Iris, Victoria, and Sappho, and secured the co-operation of four other heliometers.
History of Astronomy George Forbes 1892
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Victoria occupied twenty-one establishments during four months; the direct work of triangulation kept four heliometers in almost exclusive use for the best part of a year; and the ensuing toilsome computations, carried out during three years at the Cape Observatory, filled two bulky tomes [779] with their details.
A Popular History of Astronomy During the Nineteenth Century Fourth Edition 1874
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Dr. Elkin, of Yale college, co-operated throughout, and the heliometers of Dr.sden,
A Popular History of Astronomy During the Nineteenth Century Fourth Edition 1874
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In these determinations, only heliometers were employed.
A Popular History of Astronomy During the Nineteenth Century Fourth Edition 1874
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