Also found in: Thesaurus, Encyclopedia, Wikipedia.


or rye grass  (rī′grăs′)
Any of several grasses of the genus Lolium, native to Eurasia and often used for forage or for stabilizing soil.

[Alteration of raygrass : ray, darnel (from Middle English rai, perhaps alteration of Old French ivraie, from Latin ēbriāca, from feminine of ēbriācus, drunk (from the plant's effects if ingested), from ēbrius; see inebriate) + grass.]
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.


(ˈraɪˌgræs, -ˌgrɑs)

any of several European grasses of the genus Lolium, as L. perenne, grown for forage in the U.S.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ryegrass - any of several annual or perennial Eurasian grassesryegrass - any of several annual or perennial Eurasian grasses
grass - narrow-leaved green herbage: grown as lawns; used as pasture for grazing animals; cut and dried as hay
genus Lolium, Lolium - darnel; ryegrass
English ryegrass, Lolium perenne, perennial ryegrass - European perennial grass widely cultivated for pasture and hay and as a lawn grass
Italian rye, Italian ryegrass, Lolium multiflorum - European grass much used for hay and in United States also for turf and green manure
bearded darnel, cheat, darnel, Lolium temulentum, tare - weedy annual grass often occurs in grainfields and other cultivated land; seeds sometimes considered poisonous
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
As well as Italian ryegrass leys, which can produce 17-18tDM/ha in the first year, the Davies' are growing Westerwold, an annual ryegrass.
This year's Recommended Grass and Clover Lists see eight new varieties of ryegrass and one red and one white clover added to the lists.
Beacon Hill's Ryegrass is a luxurious Shepherd's Hut in Northumberland, which serves up glamping at its finest.
In southern Brazil, annual ryegrass (Lolium multiflorum Lam) has great importance in livestock systems.
Treatments were: natural cover (spontaneous native species vegetating in the growing area); ryegrass straw + millet cover (Lolium multiflorum, 35,500 kg of straw per [ha-.sup.1]) associated with millet straw (Pennisetum glaucum, 40,000 kg per [ha.sup.-1]); pine sawdust (Pinus elliottii var.
The black oat (Avena strigosa Schreb.) and ryegrass (Lolium multiflorum Lam.) mixed with vetch (Vicia sativa L.) are species of good nutritional quality, with high digestibility and high content of degradable nitrogen (N), which can be lost and excreted via urine if it is not adequately supplied in the diet.
In this report, the forage seed market is categorized into alfalfa, clover, ryegrass, chicory among others including lablab, fescue.
However, in other cases, crops were more competitive that weeds, as observed for soybean in coexistence with red rice (Moraes et al., 2009), for wheat in interaction with ryegrass (Rigoli et al., 2008).
Ryegrass (Lolium perenne L.) is widely reported as a kind of pasture which is suitable for planting in heavy metal-contaminated soil [16-19].
Italian ryegrass (Lolium multiflorum Lam.), among grasses of temperate climate, is the most widely used in southern region of Brazil, since it allows adequate maintenance of forage in quantity and quality, in a period of low production of natural pasture.