amphicoelous

== English == === Alternative forms === amphicœlous === Etymology === From Ancient Greek ἀμφίκοιλος (amphíkoilos, “hollowed on both sides”). By surface analysis, amphi- +‎ -coelous. === Adjective === amphicoelous (comparative more amphicoelous, superlative most amphicoelous) (zoology, of vertebrae) Having both ends concave; biconcave. ==== Synonyms ==== amphicoelian ==== Translations ==== === References === “Amphicœlous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.