HyperDic: radical

English > 11 senses of the word radical:
ADJECTIVEallradical, extremist, ultra(used of opinions and actions) far beyond the norm
allradical, revolutionarymarkedly new or introducing radical change
allradicalarising from or going to the root or source
pertradicalof or relating to or constituting / constituting a linguistic root
allradical, basalespecially of leaves
NOUNsubstanceradical, group, chemical group(chemistry) two or more atoms bound together as a single unit and forming part of a molecule
substanceradical, free radicalan atom or group of atoms with at least one unpaired electron
person radicala person who has radical ideas or opinions
quantityradical(mathematics) a quantity expressed as the root of another quantity
communicationradicala character conveying the lexical meaning of a logogram
communicationradical, root, root word, base, stem, theme(linguistics) the form of a word after all affixes are removed
radical > pronunciation
Soundsrae'dahkahl; rae'dihkahl
Rhymesabdominal ... zoological: 2115 rhymes with ahl...
English > radical: 11 senses > adjective 1
Meaning(used of opinions and actions) far beyond the norm.
Example "radical opinions on education"
Synonymsextremist, ultra
BroaderimmoderateBeyond reasonable limits
Spanishextremista, maximalista, radical
Catalanextremista, maximalista, radical
English > radical: 11 senses > adjective 2
Meaningmarkedly new or introducing radical change.
Example "radical political views"
Synonymrevolutionary
Broadernewnot of long duration
Spanishinnovador, revolucionario
Catalaninnovador, revolucionari
Adverbsradicallyin a radical manner
English > radical: 11 senses > adjective 3
MeaningArising from or going to the root or source.
Example"a radical flaw in the plan"
Broaderbasicpertaining to or constituting / constituting a base or basis
Spanishradical
Catalanradical
English > radical: 11 senses > adjective 4, pert
MeaningOf or relating to or constituting / constituting a linguistic root.
Example"a radical verb form"
CategorylinguisticsThe scientific study of language
Nounsroot(linguistics) the form of a word after all affixes are removed
English > radical: 11 senses > adjective 5
Meaningespecially of leaves; located at the base of a plant or stem; especially arising directly from the root or rootstock / rootstock or a root-like stem.
Example "radical leaves"
Synonymbasal
Categorybotany, phytologyThe branch of biology that studies plants
Oppositecaulineespecially of leaves
Spanishbasal, radical
Catalanbasal, radical
English > radical: 11 senses > noun 1, substance
Meaning(chemistry) two or more atoms bound together as a single unit and forming part of a molecule.
Synonymsgroup, chemical group
Categorychemistry, chemical scienceThe science of matter
Part ofmolecule(physics and chemistry) the simplest structural unit of an element or compound
Narroweracyl, acyl groupAny group or radical of the form RCO- where R is an organic group
alcohol group, alcohol radicalThe chemical group -OH
aldehyde group, aldehyde radicalThe chemical group -CHO
alkyl, alkyl group, alkyl radicalAny of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons
allyl, allyl group, allyl radicalThe univalent unsaturated organic radical C3H5
amino, amino groupThe radical -NH2
amylA hydrocarbon radical that occurs in many organic compounds
azido group, azido radicalThe univalent group N3- derived from hydrazoic acid
azo group, azo radicalThe bivalent group -N=N- united to two hydrocarbon groups
benzoyl group, benzoyl radicalThe univalent radical derived from benzoic acid
benzyl, benzyl group, benzyl radicalThe univalent radical derived from toluene
butylA hydrocarbon radical (C4H9)
cacodyl, cacodyl group, cacodyl radical, arsenic groupThe univalent group derived from arsine
carbonyl groupThe bivalent radical CO
carboxyl, carboxyl groupThe univalent radical -COOH
chromophoreThe chemical group that gives color to a molecule
cyano group, cyano radical, cyanide group, cyanide radicalThe monovalent group -CN in a chemical compound
glycerylA trivalent radical derived from glycerol by removing the three hydroxyl radicals
hydrazo group, hydrazo radicalThe bivalent group -HNNH- derived from hydrazine
hydroxyl, hydroxyl group, hydroxyl radicalThe monovalent group -OH in such compounds as bases and some acids and alcohols
ketone groupA group having the characteristic properties of ketones
methylene group, methylene radical, methyleneThe bivalent radical CH2 derived from methane
nitriteThe radical -NO2 or any compound containing it (such as a salt or ester of nitrous acid)
nitro groupThe group -NO3
propyl, propyl group, propyl radicalThe monovalent organic group C3H7- obtained from propane
uranyl, uranyl group, uranyl radicalThe bivalent radical UO2 which forms salts with acids
vinyl, vinyl group, vinyl radicalA univalent chemical radical derived from ethylene
Broaderunit, building blockA single undivided natural thing occurring in the composition of something else
Spanishgrupo, grupo químico, radical
Catalanradical
English > radical: 11 senses > noun 2, substance
MeaningAn atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule that has lost an electron and will stabilize itself by stealing an electron from a nearby molecule.
Example"in the body free radicals are high-energy particles that ricochet wildly and damage cells"
Synonymfree radical
Broaderatom(physics and chemistry) the smallest component of an element having the chemical properties of the element
Spanishradical libre, radical lliure, radical
Catalanradical lliure, radical
English > radical: 11 senses > noun 3, person
MeaningA person who has radical ideas or opinions.
NarrowerBolshevik, Marxist, red, bolshie, bolshyemotionally charged terms used to refer to extreme radicals or revolutionaries
Trotskyite, Trotskyist, TrotRadicals who support Trotsky's theory that socialism / socialism must be established throughout the world by continuing revolution
WobblyA member of the Industrial Workers of the World
anarchist, nihilist, syndicalistAn advocate of anarchism
extremistA person who holds extreme views
leveler, levellerA radical who advocates the abolition of social distinctions
revolutionist, revolutionary, subversive, subverterA radical supporter of political or social revolution
terroristA radical who employs terror as a political weapon
young TurkA young radical who agitates for reform
Broaderperson, individual, someone, somebody, mortal, soulA human being
Spanishextremista, radical
Catalanextremista, radical
English > radical: 11 senses > noun 4, quantity
Meaning(mathematics) a quantity expressed as the root of another quantity.
Categorymathematics, math, mathsA science (or group of related sciences) dealing with the logic / logic of quantity and shape and arrangement
Broadermeasure, quantity, amountHow much there is or how many there are of something that you can quantify
English > radical: 11 senses > noun 5, communication
MeaningA character conveying the lexical meaning of a logogram.
Part ofideogram, ideographA graphic character that indicates the meaning of a thing without indicating the sounds used to say it
Broadercharacter, graph, grapheme, graphic symbolA written symbol that is used to represent speech
Spanishradical
Catalanradical
English > radical: 11 senses > noun 6, communication
Meaning(linguistics) the form of a word after all affixes are removed.
Synonymsroot, root word, base, stem, theme
CategorylinguisticsThe scientific study of language
Broaderform, word form, signifier, descriptorThe phonological or orthographic sound or appearance of a word that can be used to describe or identify something
Spanishbase, radical, raíz, tema
Catalanarrel, base, radical, tema

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