Zodiac

1. n. A girdle; a belt.
2. n. An imaginary belt in the heavens, 16? or 18? broad, in the middle of which is the ecliptic, or sun’s path. It comprises the twelve constellations, which one constituted, and from which were named, the twelve signs of the zodiac.
3. n. A figure representing the signs, symbols, and constellations of the zodiac.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.