The American Heritage® Dictionary of the English Language, 4th Edition
n. An edible eastern Asian mushroom (Lentinus edodes) having an aromatic, fleshy, golden or dark brown to blackish cap and an inedible tough stipe. Also called Chinese black mushroom, golden oak mushroom, Oriental black mushroom.
n. A wide, brown variety of edible mushroom, Lentinula edodes.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. edible east Asian mushroom having a golden or dark brown to blackish cap and an inedible stipe
Word Usage
"“We saw the best effects in shiitake and nameko mushrooms, while we also tested reishi mushrooms, which are not edible but are used in certain types of traditional Chinese medicine,” he said."