heliometer
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See also: Heliometer
English
Etymology
From helio- + -meter, from Ancient Greek Ἥλιος (Hḗlios), from ἥλιος (hḗlios, “sun”), and French mètre, from Ancient Greek μέτρον (métron, “measure”).
Noun
heliometer (plural heliometers)
- An astronomical instrument, based on a telescope, for measuring the diameter of the sun; now used to measure the angular distance between stars and other celestial bodies.
Related terms
Translations
astronomical instrument for measuring the diameter of the sun
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Dutch
Etymology
Probably borrowed. This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.
Pronunciation
Noun
heliometer m (plural heliometers)
- heliometer
- Synonym: helioscoop
Slovak
Pronunciation
Noun
heliometer m inan (genitive singular heliometra, nominative plural heliometre, genitive plural heliometrov, declension pattern of stroj)
- heliometer
Declension
Declension of heliometer
| singular | plural | |
|---|---|---|
| nominative | heliometer | heliometre |
| genitive | heliometra | heliometrov |
| dative | heliometru | heliometrom |
| accusative | heliometer | heliometre |
| locative | heliometri | heliometroch |
| instrumental | heliometrom | helimetrami |
Further reading
- “heliometer”, in Slovníkový portál Jazykovedného ústavu Ľ. Štúra SAV [Dictionary portal of the Ľ. Štúr Institute of Linguistics, Slovak Academy of Science] (in Slovak), https://slovnik.juls.savba.sk, 2024