adiactinic

[ ey-dahy-ak-tin-ik ]
/ ˌeɪ daɪ ækˈtɪn ɪk /

adjective

(of a medium) not capable of transmitting actinic rays.

Nearby words

  1. adhocracy,
  2. adi granth,
  3. adiabat,
  4. adiabatic,
  5. adiabatic chart,
  6. adiadochokinesia,
  7. adiadochokinesis,
  8. adiaphoresis,
  9. adiaphoretic,
  10. adiaphoria

Origin of adiactinic

First recorded in 1875–80; a-6 + diactinic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for adiactinic

adiactinic

/ (ˌædɪækˈtɪnɪk) /

adjective

physics denoting a substance that does not transmit radiation affecting photochemically sensitive materials, such as a safelight in a photographic darkroom
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