Synonyms
Antonyms

1. theory-based

adjective. based in theory rather than experiment.

Synonyms

  • theoretic

Antonyms

  • applied
  • data-based

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  • yomiuri

2. M-theory

noun. (particle physics) a theory that involves an eleven-dimensional universe in which the weak and strong forces and gravity are unified and to which all the string theories belong.

Synonyms

  • theoretical account
  • string theory
  • framework

Antonyms

  • unworthy

3. theory

noun. ['ˈθɪri, ˈθiːɝi'] a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena.

Synonyms

  • structural anthropology
  • reductionism
  • atomic theory
  • holistic theory
  • law of nature
  • theory of preformation
  • possibility
  • atomist theory
  • field theory
  • law
  • scientific theory
  • explanation
  • atomism
  • atomistic theory
  • preformation
  • holism
  • hypothesis
  • blastogenesis
  • structural sociology
  • economic theory

Antonyms

  • atomism
  • corpuscular theory of light
  • wave theory
  • wave theory of light

Etymology

  • theoria (Latin)
  • θεωρία (Ancient Greek (to 1453))

4. theory

noun. ['ˈθɪri, ˈθiːɝi'] a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena.

Synonyms

  • supposition
  • historicism
  • hypothesis
  • possibility
  • conception
  • model
  • theoretical account
  • supposal
  • concept
  • gemmule
  • framework
  • speculation
  • conjecture
  • construct
  • assumption

Antonyms

  • synthesis
  • impossible
  • impossibility
  • nonexistence

Etymology

  • theoria (Latin)
  • θεωρία (Ancient Greek (to 1453))

5. theory

noun. ['ˈθɪri, ˈθiːɝi'] a belief that can guide behavior.

Synonyms

  • egoism
  • jumble
  • patchwork
  • belief

Antonyms

  • possible
  • nonbeing
  • civil law
  • international law

Etymology

  • theoria (Latin)
  • θεωρία (Ancient Greek (to 1453))

6. group

noun. ['ˈgruːp'] any number of entities (members) considered as a unit.

Synonyms

  • halogen
  • scheme
  • citizenry
  • edition
  • human race
  • mass
  • social group
  • multitude
  • human beings
  • community
  • collection
  • arrangement
  • lanthanide
  • actinide
  • circuit
  • subgroup
  • kingdom
  • sainthood
  • varna
  • world
  • biotic community
  • actinon
  • ethnos
  • abstract entity
  • humanity
  • biological group
  • straggle
  • population
  • rare earth
  • humankind
  • man
  • people
  • accumulation
  • masses
  • system
  • association
  • lanthanoid
  • series
  • race
  • cloud
  • the great unwashed
  • mankind
  • grouping
  • ethnic group
  • rare-earth element
  • lanthanon
  • abstraction
  • electron shell
  • humans
  • assemblage
  • swarm
  • actinoid
  • hoi polloi

Antonyms

  • flora
  • defense
  • prosecution
  • truth

Etymology

  • groupe (French)
  • gruppo (Italian)

7. group

verb. ['ˈgruːp'] arrange into a group or groups.

Synonyms

  • classify
  • regroup
  • sort out
  • chunk
  • bracket
  • class
  • collocate
  • assort
  • batch
  • sort
  • separate

Antonyms

  • human
  • nonhuman
  • inhumaneness
  • gather

Etymology

  • groupe (French)
  • gruppo (Italian)

8. group

noun. ['ˈgruːp'] (chemistry) two or more atoms bound together as a single unit and forming part of a molecule.

Synonyms

  • arsenic group
  • nitrite
  • molecule
  • cyanide group
  • vinyl
  • benzyl group
  • ketone group
  • methylene group
  • aldehyde radical
  • aldehyde group
  • allyl radical
  • propyl group
  • glyceryl
  • uranyl
  • carbonyl group
  • radical
  • cyanide radical
  • vinyl group
  • methylene radical
  • benzyl radical
  • azido radical
  • hydrazo radical
  • azo radical
  • butyl
  • cacodyl radical
  • uranyl group
  • hydroxyl radical
  • allyl group
  • methylene
  • acyl
  • alkyl radical
  • uranyl radical
  • benzyl
  • vinyl radical
  • acyl group
  • alcohol group
  • hydrazo group
  • alkyl group
  • building block
  • azido group
  • benzoyl group
  • propyl radical
  • cyano group
  • alcohol radical
  • chromophore
  • azo group
  • allyl
  • carboxyl group
  • amino group
  • amino
  • benzoyl radical
  • carboxyl
  • hydroxyl
  • chemical group
  • unit
  • cacodyl group
  • nitro group
  • cacodyl
  • propyl
  • hydroxyl group
  • amyl
  • cyano radical

Antonyms

  • open circuit
  • closed circuit
  • stay in place
  • artifact

Etymology

  • groupe (French)
  • gruppo (Italian)

9. group

verb. ['ˈgruːp'] form a group or group together.

Synonyms

  • gang
  • pool
  • brigade
  • embed
  • gang up
  • team up
  • gather
  • aggroup
  • foregather
  • meet
  • team
  • assemble

Antonyms

  • juvenile
  • woman
  • draftee
  • volunteer

Etymology

  • groupe (French)
  • gruppo (Italian)

10. group

noun. ['ˈgruːp'] a set that is closed, associative, has an identity element and every element has an inverse.

Synonyms

  • mathematical group
  • subgroup
  • commutative group
  • Abelian group

Antonyms

  • antitype
  • clergy
  • distributive
  • alignment

Etymology

  • groupe (French)
  • gruppo (Italian)
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