Synonyms
Antonyms
Etymology

1. reaction

noun. ['riːˈækʃən'] (chemistry) a process in which one or more substances are changed into others.

Synonyms

  • chain reaction
  • saponification
  • aldol reaction
  • displacement
  • photochemical reaction
  • oxidization
  • neutralisation reaction
  • chemical action
  • oxidation
  • chemical change
  • elimination reaction
  • equilibrium
  • neutralisation
  • metathesis
  • displacement reaction
  • decomposition
  • neutralization
  • chemical reaction
  • exothermic reaction
  • endothermic reaction
  • hydrolysis
  • addition reaction
  • reduction
  • decomposition reaction
  • oxidoreduction
  • chemical decomposition reaction
  • oxidisation
  • double decomposition reaction
  • oxidation-reduction
  • redox
  • neutralization reaction
  • double decomposition
  • chemical equilibrium
  • reducing

Antonyms

  • careful
  • failing
  • running
  • unsatisfactory

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

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Rhymes with Learned Reaction

  • dissatisfaction
  • satisfaction
  • liquefaction
  • transaction
  • subtraction
  • extraction
  • distraction
  • contraction
  • abstraction
  • retraction
  • infraction
  • diffraction
  • classaction
  • telaction
  • interaction
  • exaction
  • attraction
  • traction
  • inaction
  • fraction
  • faction

2. reaction

noun. ['riːˈækʃən'] an idea evoked by some experience.

Synonyms

  • idea

Antonyms

  • peristalsis
  • anastalsis

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

3. reaction

noun. ['riːˈækʃən'] a bodily process occurring due to the effect of some antecedent stimulus or agent.

Synonyms

  • answer
  • immune response
  • kinesis
  • immune reaction
  • transfusion reaction
  • activity
  • psychogalvanic response
  • electrical skin response
  • bodily function
  • reflex action
  • bodily process
  • learned response
  • double take
  • body process
  • inborn reflex
  • rebound
  • unconditioned reflex
  • GSR
  • physiological reaction
  • reflex
  • Tarchanoff phenomenon
  • automatism
  • immunologic response
  • galvanic skin response
  • reflex response
  • taxis
  • passage
  • tropism
  • innate reflex
  • passing
  • overreaction
  • response
  • learned reaction
  • electrodermal response
  • Fere phenomenon

Antonyms

  • assembly
  • discontinuation
  • activation
  • sink

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

4. reaction

noun. ['riːˈækʃən'] doing something in opposition to another way of doing it that you don't like.

Synonyms

  • resistance
  • opposition

Antonyms

  • disagree
  • question
  • inactivity

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

5. reaction

noun. ['riːˈækʃən'] extreme conservatism in political or social matters.

Synonyms

  • conservatism

Antonyms

  • inactiveness
  • inaction

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

6. reaction

noun. ['riːˈækʃən'] (mechanics) the equal and opposite force that is produced when any force is applied to a body.

Antonyms

  • birth

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

7. reaction

noun. ['riːˈækʃən'] a response that reveals a person's feelings or attitude.

Antonyms

  • active

Etymology

  • reaction (Old French (842-ca. 1400))
  • reactio (Latin)

8. learned

adjective. ['ˈlɝːnd, ˈlɝːnɪd'] having or showing profound knowledge.

Synonyms

  • erudite

Antonyms

  • unenlightened
  • cognizance

Etymology

  • leornian (Old English (ca. 450-1100))
  • lerned (Middle English (1100-1500))
  • læran (Old English (ca. 450-1100))

9. learned

adjective. ['ˈlɝːnd, ˈlɝːnɪd'] highly educated; having extensive information or understanding.

Synonyms

  • lettered
  • educated
  • well-read
  • knowing
  • knowledgeable

Antonyms

  • nonintellectual
  • illiterate
  • innumerate
  • uninformed

Etymology

  • leornian (Old English (ca. 450-1100))
  • lerned (Middle English (1100-1500))
  • læran (Old English (ca. 450-1100))

10. learned

adjective. ['ˈlɝːnd, ˈlɝːnɪd'] established by conditioning or learning.

Antonyms

  • noncivilized

Etymology

  • leornian (Old English (ca. 450-1100))
  • lerned (Middle English (1100-1500))
  • læran (Old English (ca. 450-1100))
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