Meaning

1 senses
  1. A great circle on the celestial sphere, perpendicular to the horizon, that passes through the zenith and nadir

    a great circle on the celestial sphere passing through the zenith and perpendicular to the horizon

Forms

plural: vertical circles
Singularvertical circle
Pluralvertical circles

regular

See also

neighbours in the dictionary
vertical circle — meaning, examples, forms, synonyms | Krumeto