genus Tricholoma ge·nust·ric·holoma uncommon noun 1. agarics with white spores and a fleshy stalk and notched gills; of various colors both edible and inedible SynonymsTricholomagenus Tricholoma Related words Broader terms fungus genus Parts Tricholomataceae Part of sandy mushroomTricholoma pessundatumTricholoma sejunctumman-on-a-horseTricholoma venenataTricholoma pardinumTricholoma vaccinumTricholoma aurantium WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.