Synonyms
Antonyms
Related Words
Use the Word in Context
Related-word data is supplemented by the Datamuse API. Datamuse results are suggestions, not automatic replacements.
(paleontology) Any of numerous species of fossil brachiopods of the genera †Spirifer and †Delthyris and allied genera in order †Spiriferida, in which the long calcareous supports of the arms form a large spiral, or helix, on each side.
Related-word data is supplemented by the Datamuse API. Datamuse results are suggestions, not automatic replacements.