Astronomical term for the luminous ring or halo around a celestial body, especially the sun's corona visible during a total solar eclipse.
皆既日食のとき、太陽の光環がはっきりと見えた。
During the total solar eclipse, the sun's corona was clearly visible.
光冠 specifically names the corona seen around the sun or moon, whereas ハロー can refer to any halo-like ring, including symbolic ones in art.
Standard kanji spelling for the astronomical corona.
Alternate kanji spelling; also used for the astronomical corona.
Compound of 光 (light) and 環 (ring), referring to a ring of light. The alternate spelling 光冠 uses 冠 (crown) for a similar visual metaphor.