a. Nat. Hist. [a. mod.L. lūnulāt-us: see LUNULA and -ATE2.] = LUNULATED.
1760. J. Lee, Introd. Bot., III. v. (1765), 178. Lunulate, Moon-shaped; when they are round, and hollowed at the Base, and the Lower Part has Angles.
1816. Kirby & Sp., Entomol. (1818), II. 407. Another cavity of a lunulate shape.
1847. Hardy, in Proc. Berw. Nat. Club, II. 253. The fifth [segment] with a deep lunulate impression.
1848. J. Gould, Birds Austral., IV. 57. A lunulate mark of white on either side of the neck.
1852. Dana, Crust., I. 200. Crest entire, lunulate, sublateral.
1866. in Gray, 1st Less. Bot., Gloss.
So Lunulation, a lunular or lunulate spot.
1888. P. L. Sclater, Catal. Birds Brit. Mus., XIV. 318. Well-marked black lunulations on the breast [etc.].