actino-

== Translingual == === Etymology === From Ancient Greek, the stem of ἀκτίς (aktís, “ray”). === Prefix === actino- ray; radial form ==== Derived terms ==== Actinobacteria Actinopterygii Actinodura Actinote Actinomyces == English == === Alternative forms === actin- === Etymology === From Ancient Greek ἀκτίς (aktís, “ray”). === Prefix === actino- (biology) ray, ray-shaped e.g. actinolite, actinomycete (biology) radial geometry, particular radial symmetry e.g. actinogonidial, actinostele, actinomorphic (physics) actinic radiation e.g. actinometer, actinochemistry, actinotherapy ==== Derived terms ==== ==== Translations ==== === Anagrams === Catino, action, atonic, cation, cation-π == French == === Prefix === actino- actino- ==== Derived terms ==== == Portuguese == === Etymology === Borrowed from Ancient Greek ἀκτῖνος (aktînos, “ray”). === Pronunciation === === Prefix === actino- (biology) actino- (having a radial form) === Further reading === “actino-”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “actino-”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026