Granular protein in outermost layer of endosperm of many seeds or cereal grains

Wikipedia Word definitions in Wikipedia
Aleurone (from Greek aleuron , flour) is a protein found in protein granules of maturing seeds and tubers . The term also describes one of the two major cell types of the endosperm , the aleurone layer . The aleurone layer is the outermost layer of the ...

Wiktionary Word definitions in Wiktionary
n. (context protein English) The protein content of the embryo, endosperm, or perisperm of cereals, in the form of minute particles.

WordNet Word definitions in WordNet
n. granular protein in outermost layer of endosperm of many seeds or cereal grains

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Aleurone \A*leu"rone\, n. [Gr. ? flour.] (Bot.) An albuminoid substance which occurs in minute grains (``protein granules'') in maturing seeds and tubers; -- supposed to be a modification of protoplasm.