follow Dictionary.com

How Well Do You Know English Slang?

actinic

[ak-tin-ik] /ækˈtɪn ɪk/
adjective
1.
pertaining to actinism.
Origin
1835-1845
1835-45; actin- + -ic
Related forms
actinically, adverb
nonactinic, adjective
nonactinically, adverb
unactinic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for actinically

actinic

/ækˈtɪnɪk/
adjective
1.
(of radiation) producing a photochemical effect
Derived Forms
actinically, adverb
actinism, noun
Word Origin
C19: from actino- + -ic
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
Cite This Source
actinically in Medicine

actinic ac·tin·ic (āk-tĭn'ĭk)
adj.
Of or relating to the chemically active rays of the electromagnetic spectrum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for actinic

Many English speakers likely know this word

Word Value for actinically

18
0
Scrabble Words With Friends