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An outgrowth on the surface of a leaf or other plant part.
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. (Botany) botany an epidermal outgrowth from a plant body or organ
2. (Anthropology & Ethnology) the maternal line of descent
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(iˈneɪ ʃən)

a small outgrowth of plant tissue, usu. on a leaf, caused by virus infection.
[1835–45; < Latin ēnāt(us) sprouted]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


the maternal relationship.
See also: Relationship
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.enation - line of descent traced through the maternal side of the familyenation - line of descent traced through the maternal side of the family
unilateral descent - line of descent traced through one side of the family
2.enation - a natural projection or outgrowth from a plant body or organenation - a natural projection or outgrowth from a plant body or organ
appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"
podetium - an organ or body resembling a stalk; especially the outgrowth of the thallus of certain lichens on which the ascocarp is borne
peristome - (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule
haustorium - a root-like attachment in parasitic plants that penetrates and obtains food from the host
apophysis - (botany) a natural swelling or enlargement: at the base of the stalk or seta in certain mosses or on the cone scale of certain conifers
callus - (botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid
blister - (botany) a swelling on a plant similar to that on the skin
nodule, tubercle - small rounded wartlike protuberance on a plant
spur - tubular extension at the base of the corolla in some flowers
aculeus - a stiff sharp-pointed plant process
acumen - a tapering point
fuzz, tomentum, hair - filamentous hairlike growth on a plant; "peach fuzz"
leaf node, node - (botany) the small swelling that is the part of a plant stem from which one or more leaves emerge
burl - a large rounded outgrowth on the trunk or branch of a tree
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
It has sponsored multiple teams in global tournaments such as ISFE and FIFA eNations Cup.
eight last season, the first-ever eChampions League in collaboration with UEFA crowned NYC_Chris as its inaugural respective champion and the FIFA eNations Cup was successfully introduced for the first time.
France showed they were champions in virtual football as well as the real game on Sunday when they beat Argentina to win the inaugural FIFA eNations Cup and a $40,000 prize.
Under severe attack, the infected plants sometimes develop leaf enations (oval or cuplike foliar worth) on the underside of the leaf and plants become stunted and significant reduction in yield occurs (Ahmed et al., 2010).
CLCuD is characterized by typical symptoms of leaf curling, vein darkening, vein swelling and enations on undersides of leaves (Briddon and Markham, 2001).
Rating scale of PDI given by AICCIP Symptoms Disease Per cent Disease Severity Disease reaction (grade) intensity Complete absence of symptoms 0 0 Immune /disease free Thickening of few small scattered 1 0.1-10 Highly veins on one or few leaves of a Resistant plant observed after careful observation Thickening of small group of 2 10.1-20 Resistant veins, no leaf curling, no reduction in leaf size and boll setting Thickening of all veins, minor 3 20.1-30 Moderately leaf curling, leaf enations, Resistant deformity of internodes with minor reduction in leaf size but no reduction in boll setting.
Besides cucurbit viruses in NWFP, another very severe disease of melon (Cucumis melon L.) was characterized by leaf curling, chlorotic spots, vein clearing, mosaic, leaf distortion and enations on the upper leaf surface and was identified by DAS-ELISA (Malik et al., 2010).