coronanoun [ C usually singular ]
uk/kəˈrəʊ.nə/us/kəˈroʊ.nə/plural coronae uk/-niː/us/-niː/specializedenvironment a circle of light that can sometimes be seen around the moon at night, or around the sun during an eclipse (= a time when the moon is positioned exactly between the sun and the earth)
environment the outer atmosphere of a star, for example the sun
anatomy the top rounded part of a body part such as a tooth or the skull
Thesaurus: synonyms and related words
Astronomy
- asteroid
- astral
- astro-
- astrolabe
- astronomer
- gibbous
- heavenly body
- interplanetary
- interstellar
- Jupiter
- Pleiades
- plough
- Pluto
- Polaris
- pulsar
- Uranus
- Venus
- vernal equinox
- wane
- white dwarf
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Examples from literature
- There the sun burned, and around it was an unmistakable corona.
- We know that during a total eclipse of the sun the moon is surrounded by a luminous corona.