plural noun
Cy·​ath·​e·​a·​ce·​ae | \(ˌ)sīˌathēˈasēˌē\

Definition of Cyatheaceae 

: a family of tropical tree ferns having the sporangia crowded, stalked, and either naked or more often with a cup-shaped indusium — compare silver tree fern

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Other Words from Cyatheaceae

cyatheaceous \ (ˈ)sī¦athē¦āshəs \ adjective

History and Etymology for Cyatheaceae

New Latin, from Cyathea, type genus + -aceae

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to express warning or disapproval

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