RADICAL: Synonyms and Related Words. What is Another Word for RADICAL?

Need another word that means the same as “radical”? Find 75 synonyms and 30 related words for “radical” in this overview.

The synonyms of “Radical” are: extremist, ultra, basal, revolutionary, thoroughgoing, thorough, complete, total, entire, absolute, utter, comprehensive, exhaustive, sweeping, wide-ranging, extensive, profound, drastic, severe, serious, major, desperate, stringent, violent, forceful, rigorous, draconian, fundamental, basic, essential, quintessential, progressive, reformist, revisionist, unusual, irregular, unorthodox, unfamiliar, uncommon, uncustomary, unwonted, rare, out of the ordinary, atypical, singular, distinctive, individual, individualistic, alternative, different, excellent, wonderful, marvellous, magnificent, superb, splendid, glorious, sublime, lovely, delightful, first-class, first-rate, outstanding, free radical, base, root, root word, stem, theme, chemical group, group, reformer

Radical as a Noun

Definitions of "Radical" as a noun

According to the Oxford Dictionary of English, “radical” as a noun can have the following definitions:

  • 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.
  • The root or base form of a word.
  • Two or more atoms bound together as a single unit and forming part of a molecule.
  • The form of a word after all affixes are removed.
  • A quantity forming or expressed as the root of another.
  • (mathematics) a quantity expressed as the root of another quantity.
  • (linguistics) the form of a word after all affixes are removed.
  • A character conveying the lexical meaning of a logogram.
  • A person who has radical ideas or opinions.
  • Any of the basic set of approximately 214 Chinese characters constituting semantically or functionally significant elements in the composition of other characters and used as a means of classifying characters in dictionaries.
  • A person who advocates thorough or complete political or social change, or a member of a political party or section of a party pursuing such aims.
  • A group of atoms behaving as a unit in a number of compounds.
  • (chemistry) two or more atoms bound together as a single unit and forming part of a molecule.
  • A quantity expressed as the root of another quantity.
  • A radical sign.

Synonyms of "Radical" as a noun (12 Words)

baseA known line used as a geometrical base for trigonometry.
She sat down at the base of a tree.
chemical groupMaterial produced by or used in a reaction involving changes in atoms or molecules.
free radicalPeople who are free.
groupA combination of atoms having a recognizable identity in a number of compounds.
I ve always been a fan of the guitarists in the group.
progressiveA progressive tense or aspect.
The present progressive.
reformerAn apparatus that reforms the molecular structure of hydrocarbons to produce richer fuel.
A catalytic reformer.
revisionistA person with a revised attitude to a previously accepted situation or point of view.
The revisionists who sought to replace it were long denied.
revolutionaryA person who advocates or engages in political revolution.
rootAny plant grown for its root.
In the sequence the roots of the chords drop by fifths.
root wordA number that, when multiplied by itself some number of times, equals a given number.
stemCylinder forming a long narrow part of something.
The Hellenic tribes were derived from the Aryan stem.
theme(linguistics) the form of a word after all affixes are removed.
His letters were always on the theme of love.

Usage Examples of "Radical" as a noun

  • In the body free radicals are high-energy particles that ricochet wildly and damage cells.

Radical as an Adjective

Definitions of "Radical" as an adjective

According to the Oxford Dictionary of English, “radical” as an adjective can have the following definitions:

  • Very good; excellent.
  • Relating to or forming the root of a number or quantity.
  • Arising from or going to the root or source.
  • Advocating or based on thorough or complete political or social change; representing or supporting an extreme or progressive section of a political party.
  • Denoting or relating to the roots of a word.
  • Characterized by independence of or departure from tradition; innovative or unorthodox.
  • Of, or springing direct from, the root or stem base of a plant.
  • Belonging to an extreme section of the Liberal party during the 19th century.
  • Of or relating to or constituting a linguistic root.
  • (used of opinions and actions) far beyond the norm.
  • Far beyond the norm.
  • 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.
  • Markedly new or introducing radical change.
  • Belonging to the root of a chord.
  • (especially of change or action) relating to or affecting the fundamental nature of something; far-reaching or thorough.
  • (of surgery or medical treatment) thorough and intended to be completely curative.
  • Forming an inherent or fundamental part of the nature of someone or something.

Synonyms of "Radical" as an adjective (63 Words)

absolute(of a construction) syntactically independent of the rest of the sentence, as in dinner being over, we left the table.
Absolute secrecy.
alternative(of one or more things) available as another possibility or choice.
Alternative possibilities were neutrality or war.
atypicalDeviating from normal expectations; somewhat odd, strange, or abnormal.
Atypical pneumonia.
basalOf primary importance.
The plant grows huge basal leaves.
basic(of rock, especially lava) relatively poor in silica.
A basic fact.
completePerfect and complete in every respect having all necessary qualities.
The harvesting was complete.
comprehensive(of motor-vehicle insurance) providing cover for most risks, including damage to the policyholder’s own vehicle.
A comprehensive school.
delightfulCausing delight; charming.
A delightful surprise.
desperateDesperately determined.
A desperate need for recognition.
differentMarked by dissimilarity.
Each interviewed different members of the community.
distinctiveOf a feature that helps to distinguish a person or thing.
Juniper berries give gin its distinctive flavour.
draconian(of laws or their application) excessively harsh and severe.
The Nazis destroyed the independence of the press by a series of draconian laws.
drasticForceful and extreme and rigorous.
A drastic reduction of staffing levels.
entireConstituting the undiminished entirety lacking nothing essential especially not damaged Bacon.
An entire town devastated by an earthquake.
essentialAbsolutely necessary; vitally necessary.
It is essential to keep up to date records.
excellentExtremely good; outstanding.
Their results are excellent.
exhaustiveIncluding or considering all elements or aspects; fully comprehensive.
An exhaustive study.
extensiveBroad in scope or content- T.G.Winner.
An extensive collection of silver.
extremistFar beyond the norm.
Extremist political views.
first-classVery good;of the highest quality.
first-rateOf the highest quality.
forcefulForceful and definite in expression or action.
Forceful measures.
fundamentalAffecting or relating to the essential nature of something or the crucial point about an issue.
Interpretation of evidence is fundamental to the historian s craft.
gloriousHaving a striking beauty or splendour.
A long and glorious career.
individualOf or for a particular person.
They went their individual ways.
individualisticWith minimally restricted freedom in commerce.
Her work is quirky and genuinely individualistic.
irregularDeviating from normal expectations; somewhat odd, strange, or abnormal.
Their involvement in irregular financial dealings.
lovelyLovable especially in a childlike or naive way.
Lovely views.
magnificentExtremely beautiful, elaborate, or impressive.
A dramatic landscape of magnificent mountains.
majorOf an interval equivalent to that between the tonic and another note of a major scale and greater by a semitone than the corresponding minor interval.
Major highways.
marvellousExtraordinarily good or great ; used especially as intensifiers.
These marvellous technological toys are fun to play with.
out of the ordinaryNo longer fashionable.
outstandingDistinguished from others in excellence.
Einstein was one of the outstanding figures of the 20th centurey.
profound(of a subject or idea) demanding deep study or thought.
The differences are profound.
progressiveEngaging in or constituting forward motion.
Progressive bands like Black Sabbath and the Edgar Broughton Band.
quintessentialRepresenting the perfect example of a class or quality.
He was the quintessential tough guy strong silent and self contained.
rare(of an event, situation, or condition) not occurring very often.
A rare appearance.
reformistSupporting or advancing gradual reform rather than abolition or revolution.
The reformist policies of the government.
revisionistAdvocating a policy of revision or modification.
A radically revisionist republican strategy.
revolutionaryOf or relating to or characteristic or causing an axial or orbital turn.
A revolutionary new drug.
rigorousDemanding strict attention to rules and procedures.
Rigorous discipline.
seriousActing or speaking sincerely and in earnest, rather than in a joking or half-hearted manner.
A serious student of history.
severeSeverely simple.
The charges would have warranted a severe sentence.
singularRelating to or of the nature of singularity.
A singular example.
splendidVery good; of the highest quality.
His robes were splendid.
stringent(of regulations, requirements, or conditions) strict, precise, and exacting.
Stringent guidelines on air pollution.
sublimeInspiring awe.
A sense of the sublime.
superbUsed in names of birds with attractive or colourful plumage e g superb lyrebird.
A superb actor.
sweepingTaking in or moving over (or as if over) a wide area; often used in combination.
Sweeping generalizations.
thoroughWithout qualification; used informally as (often pejorative) intensifiers.
Thoroughgoing research.
thoroughgoingWithout qualification; used informally as (often pejorative) intensifiers.
A thoroughgoing chocoholic.
totalComplete in extent or degree and in every particular.
A total disaster.
ultra(used of opinions and actions) far beyond the norm.
An ultra conservative.
uncommonMarked by an uncommon quality especially superlative or extreme of its kind.
An uncommon sense of humor.
uncustomaryNot according to custom or the usual or habitual practice; unusual.
An uncustomary tactical error.
unfamiliarNot known or recognized.
He felt a stranger among the crowd of unfamiliar faces.
unorthodoxIndependent in behavior or thought.
An unorthodox lifestyle.
unusualBeing definitely out of the ordinary and unexpected; slightly odd or even a bit weird.
A scene of unusual beauty.
unwontedOut of the ordinary.
There was an unwonted gaiety in her manner.
utterComplete; absolute.
Charlotte stared at her in utter amazement.
violentMarked by extreme intensity of emotions or convictions inclined to react violently fervid.
A violent clash of colors.
wide-rangingIncluding much.
wonderfulExtraordinarily good or great ; used especially as intensifiers.
The climate was wonderful all the year round.

Usage Examples of "Radical" as an adjective

  • A radical flaw in the plan.
  • A radical verb form.
  • Radical opinions on education.
  • A radical overhaul of the existing regulatory framework.
  • Okay, then. Seven o'clock. Radical!
  • Radical political views.
  • Radical leaves.
  • A radical American activist.
  • The assumption of radical differences between the mental attributes of literate and non-literate peoples.
  • The daring, avant-garde spirit of the music was too radical for the conservative audience.

Associations of "Radical" (30 Words)

activismThe policy or action of using vigorous campaigning to bring about political or social change.
Growing activism on the abortion issue.
activistAdvocating or engaged in activism.
A green leaning activist magazine.
basicHaving the properties of a base, or containing a base; having a pH above 7.
These salts yield basic solutions comparable in strength with the mineral alkalis.
communismA theory or system of social organization in which all property is owned by the community and each person contributes and receives according to their ability and needs.
communistA member of the communist party.
Communist governments.
crusaderA warrior who engages in a holy war.
Crusaders for early detection and treatment of mental illnesses.
demonstrationA show or display; the act of presenting something to sight or view.
Demonstrations against the poll tax.
feminismThe advocacy of women’s rights on the ground of the equality of the sexes.
feministOf or relating to or advocating equal rights for women.
Feminist literature.
fundamentalA fundamental note tone or frequency.
Two courses cover the fundamentals of microbiology.
ideologyImaginary or visionary theorization.
A critique of bourgeois ideology.
innovative(of a product, idea, etc.) featuring new methods; advanced and original.
Is British industry innovative enough.
lawmakerA maker of laws; someone who gives a code of laws.
The game s official lawmakers are preparing the new legislation.
liberalGiven or giving freely.
The provision of liberal adult education.
libertarianAn advocate of libertarianism.
No true libertarian would ever support a culture where citizens must show their papers to travel.
matriarchyThe state of being an older, powerful woman in a family or group.
She cherished a dream of matriarchy catered to by grandchildren.
misogynistRelating to or characteristic of a misogynist.
A misogynist attitude.
pacifistHolding the belief that war and violence are unjustifiable.
She was a committed pacifist all her life.
progressiveA progressive tense or aspect.
Classic progressive albums.
proletariatWorking-class people regarded collectively (often used with reference to Marxism.
The growth of the industrial proletariat.
protestThe act of protesting a public often organized manifestation of dissent.
The many protestations did not stay the execution.
reformerAn apparatus that reforms the molecular structure of hydrocarbons to produce richer fuel.
A radical social reformer.
reformistA disputant who advocates reform.
The reformist policies of the government.
revolution(in Marxism) the class struggle which is expected to lead to political change and the triumph of communism.
Near the solar equator the sun takes about 26 days to complete one revolution.
revolutionaryRelating to a particular revolution, especially the War of American Independence.
The revolutionary army.
sexistA person with sexist views.
Old fashioned sexist attitudes.
socialistAdvocating or following the socialist principles.
She was a lifelong socialist.
strongholdA place where a particular cause or belief is strongly defended or upheld.
A Labour stronghold.
suffragetteA woman seeking the right to vote through organized protest.
suffragistA person advocating that the right to vote be extended to more people, especially to women.

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