Pronunciation: (kris'tl-oid"), [key]
1. a usually crystallizable substance that, when dissolved in a liquid, will diffuse readily through vegetable or animal membranes.
2. Bot.one of certain minute crystallike granules of protein, found in the tissues of various seeds.
1. resembling a crystal.
2. of the nature of a crystalloid.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.