from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A pigment, such as a carotenoid, that absorbs light energy and transfers it to chlorophyll A.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany Any non-
chlorophyllpigment present in a chloroplastthat helps to absorb light but send all the energy to a chlorophyll.
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