noun
type genus of Geastraceae; fungi whose outer peridium when dry splits into starlike segments
• Syn: ↑genus Geastrum
• Hypernyms: ↑fungus genus
• Member Holonyms: ↑Geastraceae, ↑family Geastraceae
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\\jēˈastrəm\ nounUsage: capitalized
Useful english dictionary. 2012.