reaction - Master This Word
Master this word with our 5-step learning method – Learn English in English
reaction Word Meanings
- a response to a stimulus
- a chemical change resulting from a process
- a way of thinking or feeling about something
reaction Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
reaction Phonetic & Pronunciation
UK
/rɪˈækʃən/
US
/riˈækʃən/
reaction Word Etymology
re- = back, action = act; Origin: Latin → Old French → English. Imagine a person reacting by stepping back from a sudden loud noise, illustrating the re-action.
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 steady my hand and push the door a little, feeling the latch move under my touch. The room quiets as the air shifts and I adjust my stance, my breath slowing just enough to notice. A tiny reaction blooms inside—my thoughts flip from hurry to calm, and my body sends a slower signal to my feet. I keep my pace, set my shoulders, and let the moment shape how I respond next.
Real Context
English, reaction is a versatile noun for three broad ideas connected to responding or changing. It can describe a response to a stimulus, such as a loud noise causing a startle or a quick reply to a question. It also covers a chemical change that occurs when substances interact during a process. A third use refers to a person’s attitude or feelings about something, for example a skeptical reaction to news or a warm reaction to a proposal. Native speakers distinguish these senses by context and collocations: a strong reaction, the chemical reaction, or a positive reaction to the plan.
Usage Reminders
- Notice how reaction can describe emotion, change, or opinion. Use to+verb after a reaction to someone or something. Pair with adjectives like strong, immediate, or delayed. Distinguish from 'response' in formal contexts. Think of collocations: reaction time, chemical reaction, public reaction.
Common Misconceptions
- Reaction is only about emotions; it also covers physical/mental responses.
- Reaction and response are always interchangeable in all contexts.
- All reactions are immediate; delay never happens.
- Reaction means arguing or fighting with someone.
- Chemical reaction is the same as a reaction to a stimulus.
Thinking Differences
Explain to an English speaker (meta, keep short)
Learning Tips
- Learn the three core senses in context, not as separate words.
- Use concrete collocations: reaction to, reaction time, chemical reaction.
- Practice distinguishing immediacy (immediate vs delayed) in sentences.
- Compare reaction with response to feel the nuance.
- Listen for tone: emotion vs outcome in news or events.
- Make note of which sense appears in academic vs everyday speech.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of the word 'reaction'?
A.Prediction
B.Feedback
C.Explanation
D.Assessment
Step 2: Usage
In what context can the word 'reaction' be used?
A.Sports event
B.Cooking class
C.Physics laboratory
D.Art gallery
Step 3: Similar Words
Which word is similar to 'reaction'?
A.Ignore
B.Quiet
C.Delay
D.Response
Step 4: Opposite Words
What is the opposite of 'reaction'?
A.Action
B.Literature
C.Peace
D.Noise
Step 5: Mastery
Can you give an example of a real-life 'reaction'?
A.Sleeping in bed
B.Laughing at a joke
C.Breathing air
D.Reading a book
Related Listening
🌱 Lite (Beginner)
🔥 Advanced
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