- equinoctial circle as a noun:
- 1
equinoctial circle
noun
1 equinoctial circle
The great circle on the celestial sphere midway between the celestial poles.
synonyms: celestial equator, equinoctial, equinoctial line.
Polish: kolur
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noun
The great circle on the celestial sphere midway between the celestial poles.
synonyms: celestial equator, equinoctial, equinoctial line.
Polish: kolur
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