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1. Any of several species of iris having a fragrant rootstock, especially Iris pallida and cultivars of the hybrid species I. ×germanica.
2. The fragrant rootstock of an orris, used chiefly in perfumes. Also called orrisroot.
[Probably alteration of Middle English yreos, from Medieval Latin, alteration of Latin īris; see iris.]
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.
1. (Plants) any of various irises, esp Iris florentina, that have fragrant rhizomes
2. (Elements & Compounds) Also called: orrisroot the rhizome of such a plant, prepared and used as perfume
[C16: variant of iris]
(Textiles) a kind of lace made of gold or silver, used esp in the 18th century
[from Old French orfreis, from Latin auriphrygium Phrygian gold]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
or•ris(ˈɔr ɪs, ˈɒr-)
an iris, Iris germanica florentina, having a fragrant rootstock.
[1535–45; unexplained alter. of iris]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||orris - German iris having large white flowers with lavender-tinged falls and a fragrant rhizome|
bearded iris - any of numerous wild or cultivated irises with hairlike structures on the falls (the drooping sepals)
|2.||orris - fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines|
Florentine iris, Iris florentina, Iris germanica florentina, orris - German iris having large white flowers with lavender-tinged falls and a fragrant rhizome
root - (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
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