[ ek-wuh-see-toid ]
/ ˌɛk wəˈsi tɔɪd /
any plant of the phylum or division Equisetophyta (or Sphenopsida), including the horsetails and many extinct species of the Carboniferous Period.
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Also called sphenopsid.
Words nearby equisetoid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020