Lȳ'rȧ, n.
n. [Lat. lyra, Gr. λύρα, lyre or lute, a constellation; the Lyre. Cf. LYRE.]
Sense 1. (Astron.) A northern constellation, containing a white star of the first magnitude, called Alpha Lyræ, or Vega.
Sense 2. (Anat.) A portion of the brain;—so called from the arrangement of the medullary fibers in a form resembling that of the lyre.