Webster's Revised Unabridged Dictionary · 1913

Lyrate

Lyrate , adjective

[New Latin lyratus. See Lyre.]

1.
(Botany) Lyre-shaped, or spatulate and oblong, with small lobes toward the base; as, a lyrate leaf.
2.
(Zoology) Shaped like a lyre, as the tail of the blackcock, or that of the lyre bird.

Also: Lyrated