ZODIACAL
zodiacal
(adjective) relating to or included in the zodiac; āzodiacal constellationsā
Source: WordNet® 3.1
Etymology
Adjective
zodiacal (comparative more zodiacal, superlative most zodiacal)
(astronomy, astrology) Of or pertaining to the zodiac.
Source: Wiktionary
Zo*di"a*cal, a. Etym: [Cf. F. zodiacal.] (Astron.)
Definition: Of or pertaining to the zodiac; situated within the zodiac; as,
the zodiacal planets. Zodiacal light, a luminous tract of the sky, of
an elongated, triangular figure, lying near the ecliptic, its base
being on the horizon, and its apex at varying altitudes. It is to be
seen only in the evening, after twilight, and in the morning before
dawn. It is supposed to be due to sunlight reflected from multitudes
of meteoroids revolving about the sun nearly in the plane of the
ecliptic.
Source: Webster’s Unabridged Dictionary 1913 Edition