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actino-

From Wiktionary, the free dictionary

Translingual

Etymology

From Ancient Greek, the stem of ἀκτίς (aktís, “ray”).

Prefix

actino-

ray; radial form

Derived terms

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

having a radial form

Afrikaans: aktino-
Polish: aktyno- (pl)
Portuguese: actino-

related to actinic radiation

Afrikaans: aktino-
Irish: achtana-

Anagrams

Catino, action, atonic, cation, cation-π

French

Prefix

actino-

actino-

Derived terms

French terms prefixed with actino-

actinothérapie

Portuguese

Etymology

Borrowed from Ancient Greek ἀκτῖνος (aktînos, “ray”).

Pronunciation

(Brazil) IPA^(key): /akˌt͡ʃĩ.no/
- (Southern Brazil) IPA^(key): /akˌt͡ʃi.no/

(Portugal) IPA^(key): /ɐˌkti.nɔ/

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

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