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intr.v. o·pal·esced, o·pal·esc·ing, o·pal·esc·es
To exhibit an iridescent shimmer of colors.
[Back-formation from opalescence.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(intr) to exhibit a milky iridescence
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Past participle: opalesced
Collins English Verb Tables © HarperCollins Publishers 2011
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|Verb||1.||opalesce - reflect light or colors like an opal; "Distant clouds opalesce like pale brocade"; "raindrops caught in a sunbeam seem to opalesce"|
|2.||opalesce - exhibit a play of colors like that of an opal; "This nitrate opalesces under certain conditions"|
iridesce - be iridescent; "The corals iridesced under the surface of the clear water"
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