a. [f. as prec. + -ARY: corresp. to mod.F. cotylédonaire.]
1. Bot. Of the nature of a seed-leaf.
1854. Bushnan, in Circ. Sc., II. 27/2. These seed-lobes, or cotyledonary bodies.
1882. Vines, Sachs Bot., 501. The Embryo [in Cycadeæ] enclosed in the large endosperm possesses two opposite unequal cotyledonary leaves.
2. Phys. Characterized by the presence of cotyledons (see COTYLEDON 1).
1888. Rolleston & Jackson, Anim. Life, 367. The non-deciduate placenta is either diffuse when the villi are scattered ; or cotyledonary, when they are aggregated into patches corresponding with maternal patches (true Ruminantia).