occulter.
Any object, natural or man-made, that blocks the light of an object from an observer, typically used in reference to astronomical events.
Meaning & usage
Any object, natural or man-made, that blocks the light of an object from an observer, typically used in reference to astronomical events.
The moon is the occulter of the sun during a solar eclipse.
Where this word comes from
Etymology tree Proto-Indo-European *h₁ep-der. Proto-Indo-European *h₁épsder. Proto-Indo-European *h₁óp(i) Proto-Italic *op Latin ob Latin ob- Proto-Indo-European *ḱel- Proto-Indo-European *ḱéletider. Latin *celo Latin occulō Latin occultusbor. English occult English -er English occulter From occult + -er.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.