sea cradle is a noun meaning "primitive elongated bilaterally symmetrical marine mollusk having a mantle covered with eight calcareous plates". It carries one recorded sense.
primitive elongated bilaterally symmetrical marine mollusk having a mantle covered with eight calcareous plates
Definitions, synonyms and semantic relations for sea cradle come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.