List of 12-letter words containing

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There are 15 twelve-letter words containing ACTIN

ACTINOMETERS	• actinometers n. Plural of actinometer. • ACTINOMETER n. an instrument for measuring incident radiation.
ACTINOMETRIC	• actinometric adj. Of or pertaining to actinometry. • actinometric adj. Measured using an actinometer. • ACTINOMETRIC adj. relating to actinometry, measurement of heating power of the sun's rays, also ACTINOMETRICAL.
ACTINOMORPHY	• actinomorphy n. The condition of being actinomorphic. • ACTINOMORPHY n. the quality of being actinomorphic.
ACTINOMYCETE	• actinomycete n. Any of various filamentous or rod-shaped bacteria, of the order Actinomycetales, that resemble fungi… • ACTINOMYCETE n. a filamentous microorganism like both bacteria and fungi, also ACTINOMYCES.
ACTINOMYCINS	• actinomycins n. Plural of actinomycin. • ACTINOMYCIN n. any of various antibiotics isolated from soil bacteria.
ATTRACTINGLY	• attractingly adv. In such a way as to attract. • ATTRACTING adv. ATTRACT, to cause to approach or adhere.
DETRACTINGLY	• detractingly adv. So as to detract. • DETRACTINGLY adv. DETRACTING.
EXACTINGNESS	• exactingness n. The state of being exacting. • EXACTINGNESS n. the state of being exacting.
OVERREACTING	• overreacting v. Present participle of overreact. • OVERREACT v. to react or respond excessively.
PHOTOACTINIC	• photoactinic adj. (Obsolete, physics, chemistry) photochemical. • PHOTOACTINIC adj. emitting actinic radiation.
PROTACTINIUM	• protactinium n. A chemical element (symbol Pa) with atomic number 91: a dense, silvery-gray actinide metal. • PROTACTINIUM n. a radioactive metallic chemical element, a member of the actinide series which occurs as a decay product in uranium ores.
RECOMPACTING	• recompacting v. Present participle of recompact. • RECOMPACT v. to compact or join anew.
RECONTACTING	• recontacting v. Present participle of recontact. • RECONTACT v. to contact again.
SUBSTRACTING	• substracting v. Present participle of substract. • SUBSTRACT v. to subtract; to withdraw, also SUBTRACT.
TETRACTINALS	• TETRACTINAL n. a sponge spicule having four rays, also TETRACTINE.

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: 111 words
Scrabble in French: 9 words
Scrabble in Spanish: 6 words
Scrabble in Italian: 3 words
Scrabble in German: no word
Scrabble in Romanian: 18 words

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