D defs.my
Entry 1 sense Webster, 1913

Cygnus

/(s?g"n?s)/ · Cyg·nus · IPA /ˈsɪɡnəs/
01 n. A constellation of the northern hemisphere east of, or following, Lyra; the Swan.
  1. 1.
    A constellation of the northern hemisphere east of, or following, Lyra; the Swan.(Astron.)