n.
A stringed instrument of the harp family having two curved arms connected at the upper end by a crossbar, used to accompany a singer or reciter of poetry, especially in ancient Greece.
[Middle English lire, from Old French, from Latin lyra, from Greek lura.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.