react - Master This Word
Master this word with our 5-step learning method – Learn English in English
react Word Meanings
- to respond to something
- to act in response to a stimulus
- to have a particular effect when combined with another substance
react Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
react Phonetic & Pronunciation
UK
/rɪˈækt/
US
/riˈækt/
react Word Etymology
re- = again + act = do. Historical origin: Latin 'reagere' → Old French 'reagirer' → English 'react'. Memory image: Imagine someone responding to a situation after taking a moment to think, symbolizing a second chance to 'act' again.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputEnglish Brain Route
I lean forward, hands hovering over the desk. A ping arrives and I react by turning my attention toward it, my breath catching as I tighten my posture. I push the chair back a notch and adjust my grip, feeling the effort of deciding what to do next. In everyday life, this cycle repeats: a signal comes, I react, and the scene shifts with me.
Real Context
React means to respond to something or to act in response to a stimulus. It can describe a quick, often automatic response to a situation, or a deliberate action after considering options. It also appears in chemistry and everyday life when two substances influence each other to produce an effect. People often say a person will react to news, or a medication may react with another chemical to create a new compound. The memory image is someone pausing briefly, then acting again in a new way. Remember that English often uses ‘react to’ with stimuli, and 'react with' for chemical combinations.
Usage Reminders
- - Use 'react to' with a stimulus or situation.
- - Use 'react' alone to describe a response in general terms.
- - For chemistry, use 'react with' or 'reacts with'.
- - Don’t substitute with 'respond' when you mean a quick, automatic action; 'respond to' is common for people or events.
- - Prepositions matter: 'react to' a stimulus, 'react with' another substance.
Common Misconceptions
- React always means a strong emotion; it can also be a quick action.
- React and respond are the same thing; respond is always a conscious answer.
- To react with a thing means you caused the other thing, not just interacted.
- Chemistry uses 'react' only for chemicals; people cannot react.
- You should always use 'to react' with 'to' even when describing a reaction with another substance.
Thinking Differences
For English learners, remember that react can be automatic or intentional. Prepositions are key: to stimuli do 'react to', to substances do 'react with/with X'. Learners often mix up 'respond' (more deliberate) with 'react'.
Learning Tips
- Practice with everyday stimuli (news, weather, conversations).
- Pair 'react to' with observable stimuli (sound, touch).
- Differentiate 'react' vs 'respond' in social vs scientific contexts.
- Use 'react with' when two substances interact chemically.
- Listen for prepositions and adjust (to, with, against).
- Read aloud to feel the rhythm of the verb.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the best meaning of the word react?
A.To teach or instruct someone in a skill
B.To make or produce something new
C.To respond or behave in a particular way because of something that happens
D.To move slowly without showing any change
Step 2: Usage
Which of these sentences uses the word react correctly?
A.People often react differently to criticism
B.She react the cake with colorful icing before serving
C.The manager react the schedule into the new system
D.Windows react when the buttons are pressed
Step 3: Similar Words
Which word is most similar in meaning to react?
A.create
B.initiate
C.respond
D.observe
Step 4: Opposite Words
Which word best expresses the opposite of react?
A.ignore
B.provoke
C.respond
D.create
Step 5: Mastery
Can you think of a real-life context where the word would be used aloud?
A.A driver slams on the brakes when a child runs into the street
B.An artist plans every brushstroke before starting a painting
C.A scientist designs an experiment to test a theory
D.A student memorizes facts for an exam without changing study method
Related Listening
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