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 (dī′kŏt′l-ēd′n) also di·cot (dī′kŏt′)
Any of various flowering plants that are not monocotyledons, having two cotyledons in the seed and usually flower parts in multiples of four or five, leaves with reticulate venation, pollen with three pores, and the capacity for secondary growth. The dicotyledons, which include the eudicotyledons and the magnoliids, are no longer considered to form a single valid taxonomic group.

di′cot′y·le′don·ous (-l-ēd′n-əs) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.dicotyledonous - (of a flowering plant) having two cotyledons in the seed
plant life, flora, plant - (botany) a living organism lacking the power of locomotion
monocotyledonous - (of a flowering plant) having a single cotyledon in the seed as in grasses and lilies
References in classic literature ?
50 years old, three dicotyledonous plants germinated:I am certain of the accuracy of this observation.
This protein causes necrosis and the induction of ethylene in many dicotyledonous (Bailey et al.
LT], based on static bending tests, exclusively to some dicotyledonous species grown in Brazil, aiming to confirm its equivalence ([E.
The series presents every group of plants that grow in Illinois from algae and fungi through seed plants, and this is the third volume on dicotyledonous plants.
In general, target genes are transferred into dicotyledonous plant genomes using the Agrobacterium-mediated transformation approach (Wang et al.
Sugar beet was introduced to China from Arabia about 1,500 years ago, and it is a dicotyledonous plant with high economic value in many countries [24].
Designed to combat dicotyledonous weeds and cereal broom
Among these compounds, glucosinolates, commonly referred to as goitrogens, are a uniform class of naturally compounds found exclusively in the plant kingdom and only in a limited number of dicotyledonous families (Ebrahimnezhad, Tajaddini, Ahmadzadeh, Aghdamshahryar, & Ghiasigalekandi, 2011).
Begomoviruses transmitted by the whitefly, Bemisia tabaci are wide spread in tropical and subtropical regions of the world, where they cause numerous diseases in dicotyledonous plants including cassava, pulses, vegetables, tobacco and cotton (Muniyappa and Veeresh, 1984; Harrison, 1985; Brown and Bird, 1992).
The herbicide saflufenacil inhibits the enzyme protoporphyrinogen oxidase (Protox) by systemic and residual activity and was developed for the control of dicotyledonous weeds (Badische Anilin and Soda Fabrik [BASF], 2008).
This indicates that, in the case of higher expression of these genes, occurs increased flow of the carbohydrate to said drain, whereas in dicotyledonous sucrose is not broken at the time of tegument transfer to the embryo (BUCKERIDGE et al.
The treatments were: T1= complete eradication of weeds (CEW), T2=CEW + Confidor, T3= Eradication dicotyledonous weed (EDWR), T4=EDW+Confidor, T5= Eradication monocotyledonous weeds (EMWR), T6=EMW+ Confidor, T7=Weedy check (WC) and T8=WC+ Confidor.