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There are 14 words beginning with ACTINI

ACTINIA	• actinia n. A sea anemone, specifically a member of the genus Actinia. • Actinia prop.n. A taxonomic genus within the family Actiniidae – certain sea anemones. • ACTINIA n. (Greek) a sea-anemone, also ACTINIAN.
ACTINIC	• actinic adj. Of or relating to actinism. • actinic adj. Composed of actin. • ACTINIC adj. of or pertaining to actinism, the property of solar radiation of causing chemical change.
ACTINIAE	• actiniae n. Plural of actinia. • ACTINIA n. (Greek) a sea-anemone, also ACTINIAN.
ACTINIAN	• actinian n. A sea anemone (of the order Actiniaria). • ACTINIAN n. a sea-anemone, also ACTINIA.
ACTINIAS	• actinias n. Plural of actinia. • ACTINIA n. (Greek) a sea-anemone, also ACTINIAN.
ACTINIDE	• actinide n. (Chemistry) Any of the 15 radioactive elements of the periodic table from actinium to lawrencium that… • actinide n. (Chemistry) Any of the 14 elements from actinium to nobelium (lawrencium is excluded by some authors… • actinide n. (Chemistry, dated) Any of the 14 elements from thorium to lawrencium (actinium having been mistakenly…
ACTINISM	• actinism n. (Chemistry, physics) That property of electromagnetic radiation that leads to the production of photochemical effects. • ACTINISM n. the property of radiant energy that effects chemical changes.
ACTINIUM	• actinium n. A radioactive, metallic chemical element (symbol: Ac) with an atomic number of 89; found in uranium ores. • ACTINIUM n. a radioactive metallic chemical element, atomic number 89, the first element of the actinide series.
ACTINIANS	• actinians n. Plural of actinian. • ACTINIAN n. a sea-anemone, also ACTINIA.
ACTINIDES	• actinides n. Plural of actinide. • ACTINIDE n. any element of a group from element number 89 (actinium) to 103 (lawrencium), also ACTINOID.
ACTINISMS	• actinisms n. Plural of actinism. • ACTINISM n. the property of radiant energy that effects chemical changes.
ACTINIUMS	• actiniums n. Plural of actinium. • ACTINIUM n. a radioactive metallic chemical element, atomic number 89, the first element of the actinide series.
ACTINIFORM	• actiniform adj. Having a radiated form. • ACTINIFORM adj. having a radiate form, like a starfish.
ACTINICALLY	• actinically adv. In an actinic manner. • ACTINIC adv. of or pertaining to actinism, the property of solar radiation of causing chemical change.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 45 words
Scrabble in French: 20 words
Scrabble in Spanish: 12 words
Scrabble in Italian: 4 words
Scrabble in German: 2 words
Scrabble in Romanian: 29 words

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