| Word | Definitions | Synonyms |
|---|---|---|
| agalactia | (noun) a condition in which milk is not secreted in the mother's breasts after her child has been delivered | Synonyms: agalactosis |
| equinoctial | (adjective) relating to an equinox (when the lengths of night and day are equal) | - |
| (adjective) relating to the vicinity of the equator | - | |
| (noun) the great circle on the celestial sphere midway between the celestial poles | Synonyms: celestial equator, equinoctial circle, equinoctial line |