Bible Dictionaries
Arillus

Webster's Dictionary

(n.) A exterior covering, forming a false coat or appendage to a seed, as the loose, transparent bag inclosing the seed or the white water lily. The mace of the nutmeg is also an aril.

Bibliography Information
Webster, Noah. Entry for 'Arillus'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​a/arillus.html. 1828.