family Geastraceae fa·mi·ly·geastraceae uncommon noun 1. a family of earthstar fungi belonging to the order Lycoperdales SynonymsGeastraceaefamily Geastraceae Related words Broader terms fungus family Parts Lycoperdales Part of earthstarGeastrumRadiigeraAstreus WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
