D defs.my
Entry 1 sense Webster, 1913

Aquarius

/ək-wĕr'-ē-əs/ · A·qua·ri·us · IPA /əˈkwɛəɹi.əs/
01 n. The Water-bearer; the eleventh sign in the zodiac, which the sun enters about the 20th of January; -- so called from the rains which prevai…
  1. 1.
    The Water-bearer; the eleventh sign in the zodiac, which the sun enters about the 20th of January; -- so called from the rains which prevail at that season in Italy and the East.(Astron.)