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Showing results for actinic. Search instead for alginic.
Synonyms

actinic

American  
[ak-tin-ik] / ækˈtɪn ɪk /

adjective

  1. pertaining to actinism.


actinic British  
/ ækˈtɪnɪk /

adjective

  1. (of radiation) producing a photochemical effect

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of actinic

First recorded in 1835–45; actin- + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Two welders, their eyes protected from the blinding actinic rays of a powerful arc by brown glasses, worked behind them.

From Slate Jun. 20, 2020

Ms. Rought said it was not unusual for a skin check to lead her to to freeze as many as 30 precancerous lesions called actinic keratoses on a patient during a single visit.

From New York Times Nov. 20, 2017

Ms. Rought said her “rule of thumb” was that 20 percent of actinic keratoses progress to cancer.

From New York Times Nov. 20, 2017

Prosecutors say Kolbusz falsely diagnosed patients with actinic keratosis, or sun-induced skin lesions that can potentially become cancerous.

From Washington Times Oct. 21, 2014

A lamp giving a light yellowish in colour has usually low actinic power, while all those lamps giving a soft white light are generally found to be highly actinic.

From Wireless Transmission of Photographs Second Edition, Revised and Enlarged 1919 by Martin, Marcus J.

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