Definition and Synonyms for Equinoctial

Definition of Equinoctial

1. Relating to the vicinity of the equator Adjective
2. Relating to an equinox (when the lengths of night and day are equal) Adjective
3. The great circle on the celestial sphere midway between the celestial poles Noun

Synonyms for word "equinoctial"

Semanticaly linked words with "equinoctial"

great circle

Hyponims for word "equinoctial"

great circle

Lexical Analysis for "equinoctial"

equator
Noun
pertainym
1
1. an imaginary line around the Earth forming the great circle that is equidistant from the north and south poles
equinox
Noun
derivation
1
1. either of two times of the year when the sun crosses the plane of the earth's equator and day and night are of equal length
equinox
Noun
pertainym
1
1. either of two times of the year when the sun crosses the plane of the earth's equator and day and night are of equal length

Etymology for equinoctial

has derived form equinox
etymology equinoctially
etymology interequinoctial
variant:orthography æquinoctial
is derived from equinoctial circle
is derived from equinoctial point
is derived from equinoctial year
is derived from equinoctially
is derived from equinoctials