smaragd
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sma·rag·dine
(smə-răg′dēn′)adj.
1. Of or relating to emeralds.
2. Having the color of emeralds.
n.
also sma·ragd (smə-răgd′, smăr′ăgd′) Emerald.
[Middle English, from Latin smaragdinus, emerald-green, from Greek smaragdinos, from smaragdos, emerald.]
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.
smaragd
(ˈsmæræɡd)n
(Jewellery) archaic any green gemstone, such as the emerald
[C13: via Latin from Greek smaragdos; see emerald]
smaragdine adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014