photobiology

pho·to·bi·ol·o·gy

[foh-toh-bahy-ol-uh-jee]
noun
the study of the effects of light on biological systems.

Origin:
1930–35; photo- + biology

pho·to·bi·o·log·i·cal [foh-toh-bahy-uh-loj-i-kuhl] , pho·to·bi·o·log·ic, adjective
pho·to·bi·ol·o·gist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To photobiology
Collins
World English Dictionary
photobiology (ˌfəʊtəʊbaɪˈɒlədʒɪ) [Click for IPA pronunciation guide]
 
n
the branch of biology concerned with the effect of light on living organisms
 
photobiological
 
adj
 
photobi'ologist
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Photobiology has a plethora of syllables.
So is antidisestablishmentarianism. Does it mean:
opposition to the withdrawal of state support or recognition from an established church, esp. the Anglican Church in 19th-century England.
the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
American Heritage
Medical Dictionary

photobiology pho·to·bi·ol·o·gy (fō'tō-bī-ŏl'ə-jē)
n.
The study of the effects of light on living organisms and biological processes.


pho'to·bi'o·log'ic (-bī'ə-lŏj'ĭk) or pho'to·bi'o·log'i·cal (-ĭ-kəl) adj.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT