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diactinic

[dahy-ak-tin-ik] /ˌdaɪ ækˈtɪn ɪk/
adjective, Physics.
1.
capable of transmitting actinic rays.
Origin
1865-1870
1865-70; di-3 + actinic
Related forms
diactinism, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for diactinic

diactinic

/ˌdaɪækˈtɪnɪk/
adjective
1.
(physics) able to transmit photochemically active radiation
Derived Forms
diactinism, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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