| Webster's Online Dictionary |
| Part of Speech | Definition | |
| Expression | 1. A circle parallel to the celestial equator.[Websters]. | |
| Top | ||
| Expressions | Definition | ||
| Circle of declination | A circle parallel to the celestial equator. Source: Webster's Revised Unabridged Dictionary. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
| Expressions | Domain | Definition | |
| Circle of declination | Aerospace | = hour circle. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||