Webster's Revised Unabridged Dictionary · 1913

Lyra

Lyra , noun

[Latin lyra, Greek {not transcribed}. See Lyre.]

1.
(Astronomy) A northern constellation, the Harp, containing a white star of the first magnitude, called Alpha Lyra, or Vega.
2.
(Anatomy) The middle portion of the ventral surface of the fornix of the brain; -- so called from the arrangement of the lines with which it is marked in the human brain.