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1. A tropical Asian grass (Cymbopogon nardus) that has bluish-green, lemon-scented leaves and yields an essential oil.
2. A pale yellow to brownish aromatic oil obtained from this plant, used chiefly in perfumery and also in some insect repellents and commercial flavorings.
[New Latin, from French citronnelle, lemon oil, diminutive of citron, citron; see citron.]
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) Also called: citronella grass a tropical Asian grass, Cymbopogon (or Andropogon) nardus, with bluish-green lemon-scented leaves
2. (Biochemistry) Also called: citronella oil the yellow aromatic oil obtained from this grass, used in insect repellents, soaps, perfumes, etc
[C19: New Latin, from French citronnelle lemon balm, from citron lemon]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
cit•ron•el•la(ˌsɪ trəˈnɛl ə)
1. a fragrant, S Asian grass, Cymbopogon nardus, cultivated as the source of citronella oil.
[1855–60; < New Latin < French citronelle=citron citron + -elle diminutive suffix]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
The pale-yellow, lemon-scented oil obtained from the leaves of a tropical Asian grass, used in insect repellents and perfumes.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.