noun, plural eq·ui·se·tums, eq·ui·se·ta [ek-wuh–see-tuh] /ˌɛk wəˈsi tə/.
- any plant of the genus Equisetum, comprising the horsetails.
noun plural -tums or -ta (-tə)
- any tracheophyte plant of the genus Equisetum, which comprises the horsetails
noun, plural eq·ui·se·tums, eq·ui·se·ta [ek-wuh–see-tuh] /ˌɛk wəˈsi tə/.
noun plural -tums or -ta (-tə)