radical
/rˈædʌkʌl/
Explore definitions, synonyms, and language insights of radical
Definitions
Adjective
of or relating to or constituting a linguistic root; "a radical verb form"
Adjective
especially of leaves; located at the base of a plant or stem; especially arising directly from the root or rootstock or a root-like stem; "basal placentation"; "radical leaves"
Adjective Satellite
(used of opinions and actions) far beyond the norm; "extremist political views"; "radical opinions on education"; "an ultra conservative"
Adjective Satellite
markedly new or introducing radical change; "a revolutionary discovery"; "radical political views"
Adjective Satellite
arising from or going to the root or source; "a radical flaw in the plan"
Noun
(chemistry) two or more atoms bound together as a single unit and forming part of a molecule
Noun
an 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; "in the body free radicals are high-energy particles that ricochet wildly and damage cells"
Noun
a person who has radical ideas or opinions
Noun
(mathematics) a quantity expressed as the root of another quantity
Noun
a character conveying the lexical meaning of a logogram
Noun
(linguistics) the form of a word after all affixes are removed; "thematic vowels are part of the stem"
Synonyms
basal
base
chemical group
extremist
free radical
group
revolutionary
root
root word
stem
theme
ultra
More General Terms
amount
atom
building block
character
descriptor
form
grapheme
graphic symbol
individual
measure
mortal
person
quantity
signifier
somebody
someone
soul
unit
word form
More Specific Terms
acyl
acyl group
alcohol group
alcohol radical
aldehyde group
aldehyde radical
alkyl
alkyl group
alkyl radical
allyl
allyl group
allyl radical
amino
amino group
amyl
anarchist
arsenic group
azido group
azido radical
azo group
azo radical
benzoyl group
benzoyl radical
benzyl
benzyl group
benzyl radical
Bolshevik
bolshie
bolshy
butyl
cacodyl
cacodyl group
cacodyl radical
carbonyl group
carboxyl
carboxyl group
chromophore
cyanide group
cyanide radical
cyano group
cyano radical
extremist
glyceryl
hydrazo group
hydrazo radical
hydroxyl
hydroxyl group
hydroxyl radical
ketone group
leveler
leveller
Marxist
methylene
methylene group
methylene radical
nihilist
nitrite
nitro group
propyl
propyl group
propyl radical
red
revolutionary
revolutionist
subversive
subverter
syndicalist
terrorist
Trot
Trotskyist
Trotskyite
uranyl
uranyl group
uranyl radical
vinyl
vinyl group
vinyl radical
Wobbly
young Turk