Lyrate \Ly"rate\, Lyrated \Ly"ra*ted\, a. [NL. lyratus. See Lyre.]

1. (Bot.) Lyre-shaped, or spatulate and oblong, with small lobes toward the base; as, a lyrate leaf.

2. (Zo["o]l.) Shaped like a lyre, as the tail of the blackcock, or that of the lyre bird.

Source: Webster's Revised Unabridged Dictionary (1913)