Meaning of mixolydian mode

mix'o•lyd'i•an mode'

Pronunciation: (mik'su-lid'ē-un, mik"-), [key]
— Music. Music.
  1. an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from G to G.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.