photobiotic
[foh-toh-bahy-ot-ik, -bee-]
- living or thriving only in the presence of light.
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Origin of photobiotic
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
photobiotic
(fō′tō-bī-ŏt′ĭk)- Depending on light for life and growth.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.