n.
  - 
(also lyrics)
 the words of a song.
 - a lyric poem or verse.
 
adj.
  - (of poetry) expressing the writer's emotions, usually briefly and in stanzas or recognized forms.
 - (of a singing voice) using a light register.
 
 
  Etymology
  C16: from Fr. lyrique or L. lyricus, from Gk lurikos, from lura ‘lyre’.