Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of actinic is as below...

Actinology :: Actinology (n.) The science which treats of rays of light, especially of the actinic or chemical rays..

Sensitize :: Sensitize (v. t.) To render sensitive, or susceptible of being easily acted on by the actinic rays of the sun; as, sensitized paper or plate..

Tithonic :: Tithonic (a.) Of, pertaining to, or denoting, those rays of light which produce chemical effects; actinic..

Adiactinic :: Adiactinic (a.) Not transmitting the actinic rays.

Diactinic :: Diactinic (a.) Capable of transmitting the chemical or actinic rays of light; as, diactinic media..

Sensitive :: Sensitive (a.) Readily affected or changed by certain appropriate agents; as, silver chloride or bromide, when in contact with certain organic substances, is extremely sensitive to actinic rays..

Actinograph :: Actinograph (n.) An instrument for measuring and recording the variations in the actinic or chemical force of rays of light.

Actinometric :: Actinometric (a.) Pertaining to the measurement of the intensity of the solar rays, either (a) heating, or (b) actinic..

Actinometry :: Actinometry (n.) The measurement of the chemical or actinic energy of light.

Actinometer :: Actinometer (n.) An instrument for measuring the actinic effect of rays of light.

Actinic :: Actinic (a.) Of or pertaining to actinism; as, actinic rays..

Bolometer :: Bolometer (n.) An instrument for measuring minute quantities of radiant heat, especially in different parts of the spectrum; -- called also actinic balance, thermic balance..

Di- :: Di- () A prefix denoting through; also, between, apart, asunder, across. Before a vowel dia-becomes di-; as, diactinic; dielectric, etc..

Magnesium :: Magnesium (n.) A light silver-white metallic element, malleable and ductile, quite permanent in dry air but tarnishing in moist air. It burns, forming (the oxide) magnesia, with the production of a blinding light (the so-called magnesium light) which is used in signaling, in pyrotechny, or in photography where a strong actinic illuminant is required. Its compounds occur abundantly, as in dolomite, talc, meerschaum, etc. Symbol Mg. Atomic weight, 24.4. Specific gravity, 1.75..

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