achtanasón

== Irish == === Etymology === From achtan(a)(i)- (“actin(o)-”) +‎ -són (“-zoon”). === Noun === achtanasón m (genitive singular achtanasóin, nominative plural achtanasóin) (zoology) actinozoon ==== Declension ==== ==== Derived terms ==== achtanasónach (“actinozoan”, adjective) === Mutation === === Further reading === Ó Dónaill, Niall (1977), “achtanasón”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN