to occult
- verb
- /əˈkʌlt/
- Specialized
- This capability can also be used to view sources in different parts of the sky when the source located near the viewing axis of the spacecraft is occulted by the Earth.
- occulted star
Examples
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The comet will occult a distant star, making it impossible to see for a brief period.
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Move the center of the Moon figure along the path for your location (see figure caption for details) to see what stars will be occulted in your area and when.
Academic text (1993) -
This requires space vehicles to get at the right position so that the edge or limb of the moon occults appropriate stars.
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This makes it possible for a section of Uranus's rings to occult (block) light from a background star while the planet itself does not.
Academic text (1990) -
Even as the moon occulted Pluto last night in her repeated and relentless determination.
Blog text (15) -
When KAO discovered Uranus's rings, for example, it flew out of Australia (where it needed to be) to record what happened when Uranus occulted a distant star, an event not visible everywhere on Earth.
Academic text (2002) -
The brightest star is 4.8-magnitude SAO 76532, Omega Tauri, which will be occulted in the penumbra in eastern North America.
Academic text (1993) -
For example, the double star, SAO 76571, with two components of magnitudes 6.2 and 9.3 separated by 1.9 seconds of arc, will be occulted in the umbra for most of North America.
Academic text (1993) -
During the lunar eclipse, the Earth will occult the Moon, blocking it from view.
-
At midnight, the tree will occult the street lamp, casting a large shadow across the pavement.
Synonyms
To stop yourself remembering or noticing something unpleasant
To move in front of a brighter object and block its light
To cover something completely so you cannot see or understand it
Make the view hard to see because of fog or smoke
Antonyms
Compounds
- Specialized
A test that checks stool for hidden blood to find early colon cancer
How Obscure
- Specialized
- Specialized
Surface Forms
Etymology
Occult as a verb comes from the old Latin occultare and occultus, both meaning 'to hide' and formed from ob- 'against' and celare 'to hide'. So to occult something is to put it out of view or block it, just like the moon hiding the sun in an eclipse.