diactinic

[ dahy-ak-tin-ik ]

adjectivePhysics.
  1. capable of transmitting actinic rays.

Origin of diactinic

1
First recorded in 1865–70; di-3 + actinic

Other words from diactinic

  • di·ac·tin·ism, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for diactinic

diactinic

/ (ˌdaɪækˈtɪnɪk) /


adjective
  1. physics able to transmit photochemically active radiation

Derived forms of diactinic

  • diactinism, noun

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