carol (n.) Look up carol at Dictionary.com
c.1300, "joyful song," also "dance in a ring," from Old French carole "kind of dance in a ring, round dance accompanied by singers," perhaps from Medieval Latin choraula "a dance to the flute," from Latin choraules "flute-player," from Greek khoraules "flute player who accompanies the choral dance," from khoros "chorus" (see chorus) + aulein "to play the flute," from aulos "reed instrument" (see alveolus). The meaning "Christmas hymn of joy" is attested from c.1500.
Carol Look up Carol at Dictionary.com
masc. proper name, from Medieval Latin Carolus (see Charles). As a fem. proper name, an abbreviation of Caroline. The masc. name never has been popular in U.S.; the fem. form was common after c.1900 and was a top-10 name for U.S. girls born 1936-1950.
carol (v.) Look up carol at Dictionary.com
c.1300, "to dance in a ring," from Old French caroler, from carole (see carol (n.)). As "to sing" from late 14c. Related: Caroled; caroling.