List of 11-letter words beginning with

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There are 15 eleven-letter words beginning with ACT

ACTINICALLY	• actinically adv. In an actinic manner. • ACTINIC adv. of or pertaining to actinism, the property of solar radiation of causing chemical change.
ACTINOLITES	• actinolites n. Plural of actinolite. • ACTINOLITE n. a bright green variety of amphibole.
ACTINOMERES	• actinomeres n. Plural of actinomere. • ACTINOMERE n. one of any opposite symmetrical or homotypic parts in animals and plants.
ACTINOMETER	• actinometer n. (Physics) A device used to measure the heating power of electromagnetic radiation, especially that of solar radiation. • ACTINOMETER n. an instrument for measuring incident radiation.
ACTINOMETRY	• actinometry n. The measurement of the heating power of electromagnetic radiation, especially that of solar radiation. • actinometry n. The measurement of the chemical or actinic energy of light. • ACTINOMETRY n. the measurement of heating power of the sun's rays.
ACTINOMYCES	• actinomyces n. A bacterium (species) of the genus Actinomyces. • Actinomyces prop.n. A taxonomic genus within the family Actinomycetaceae – filamentous or rod-shaped bacteria that includes… • ACTINOMYCES n. a filamentous microorganism like both bacteria and fungi, also ACTINOMYCETE.
ACTINOMYCIN	• actinomycin n. (Biochemistry, pharmacology) Any of a class of toxic polypeptide antibiotics found in soil bacteria… • ACTINOMYCIN n. any of various antibiotics isolated from soil bacteria.
ACTINOZOANS	• actinozoans n. Plural of actinozoan. • ACTINOZOAN n. any of a class of marine coelenterates.
ACTIVATIONS	• activations n. Plural of activation. • ACTIVATION n. the act of activating.
ACTOMYOSINS	• actomyosins n. Plural of actomyosin. • ACTOMYOSIN n. a protein found in skeletal muscle.
ACTRESSIEST	• ACTRESSY adj. like an actress.
ACTUALISING	• actualising v. Present participle of actualise. • ACTUALISE v. to make actual, realise, also ACTUALIZE.
ACTUALITIES	• actualities n. Plural of actuality. • ACTUALITY n. the state of being actual.
ACTUALIZING	• actualizing v. Present participle of actualize. • ACTUALIZE v. to make actual, realise, also ACTUALISE.
ACTUARIALLY	• actuarially adv. By actuarial principles. • actuarially adv. In a manner performed by an actuary. • actuarially adv. From an actuarial perspective.

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: 91 words
Scrabble in French: 34 words
Scrabble in Spanish: 27 words
Scrabble in Italian: 4 words
Scrabble in German: no word
Scrabble in Romanian: 67 words

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