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bass clef vs. treble clef

bass clef
[beys] / beɪs /

noun

Music.
bass clefs plural

  1. a symbol placed on the fourth line of a staff to indicate that the fourth line of the staff corresponds to the F next below middle C; F clef.

treble clef

noun

Music.

  1. a sign that locates the G above middle C, placed on the second line of the staff, counting up; G clef.