response; reaction; chemical reaction; feedback
Meanings
5 senses · 12 examplesverb
to react; to respond
neutralCommonly used for instinctive, physical, or mental responses to stimuli.
He reacted very quickly to this sudden incident.
The kitten reacts strongly to the dot from the laser pointer.
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What did you just say? I didn't catch it.
noun
adverse reaction; side effect
neutralSpecifically refers to negative physiological responses to medication or medical treatment.
He had a severe adverse reaction to this antibiotic.
It is a normal reaction to have a fever after getting vaccinated.
verb
to undergo a chemical reaction
technicalUsed specifically in chemistry. Also functions as a noun (化学反应).
An acid and a base will undergo a neutralization reaction when mixed.
This experiment observes the oxidation reaction of iron in air.
verb
(of an atomic nucleus) to react
technicalUsed in physics, especially nuclear physics. Also functions as a noun (核反应).
Nuclear power plants use controlled nuclear fission reactions to generate electricity.
The sun's energy comes from continuous thermonuclear reactions.
noun
feedback; response; reaction (opinion or action)
neutralUsed for social, emotional, or public responses to events, ideas, or actions.
The audience's reaction to this movie was very enthusiastic.
Public reaction to the new policy has been mixed.
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We are collecting user feedback and reactions to the product.