Aril

Chamber's Twientieth Century Dictionary · 1908 · p. 8

ar′il, Arillus , a-ril′lus, n. a peculiar covering of the seed of some plants, formed by an expansion of the cord ( funiculus ) which attaches the ovule to the placenta, or of the placenta itself.— adjs. Ar′illary , Ar′illated , having an aril. [Low L. arillus .]