actinacanthus

== Latin == === Etymology === New Latin; from Ancient Greek [Term?]. === Pronunciation === (Classical Latin) IPA(key): [ak.tɪ.naˈkan.tʰʊs] (modern Italianate Ecclesiastical) IPA(key): [ak.ti.naˈkan.tus] === Adjective === actinacanthus (feminine actinacantha, neuter actinacanthum); first/second-declension adjective (New Latin) having radiating spines or thorns ==== Usage notes ==== Used almost exclusively as a taxonomic epithet and thus not normally in inflected forms other than the nominative singular. ==== Declension ==== First/second-declension adjective.