자극
Something that causes a reaction or response in a living thing or a system. It can also mean encouragement or provocation that leads to action.
Examples
3 of 5매운 음식이 위를 자극할 수 있어요.
Spicy food can irritate/stimulate the stomach.
외부의 자극이 뇌 발달에 미치는 영향을 연구했다.
The effect of external stimuli on brain development was studied.
네 말이 나한테 큰 자극이 됐어.
Your words were a big motivation/stimulus to me.
Word Family
Memory Tip
Imagine a 'cactus' (자극) pricking you to wake you up.
Quick Quiz
선생님의 칭찬은 학생들에게 공부에 대한 큰 ______이 되었다.
Correct!
The correct answer is: 자극
Examples
매운 음식이 위를 자극할 수 있어요.
everydaySpicy food can irritate/stimulate the stomach.
외부의 자극이 뇌 발달에 미치는 영향을 연구했다.
academicThe effect of external stimuli on brain development was studied.
네 말이 나한테 큰 자극이 됐어.
informalYour words were a big motivation/stimulus to me.
신제품 출시는 시장에 새로운 자극을 주었다.
businessThe new product launch provided a fresh stimulus to the market.
피부에 자극이 적은 화장품을 선택하십시오.
formalChoose cosmetics that have low irritation to the skin.
Word Family
Common Collocations
Common Phrases
말초 자극
peripheral stimulation
자극을 유도하다
to induce stimulation
신선한 자극
fresh stimulus
Often Confused With
동기 is the internal reason (motive) for action; 자극 is the external factor (stimulus) that triggers it.
Usage Notes
Used in both biological contexts (nerves, skin) and psychological/economic contexts (motivation, market).
Common Mistakes
Thinking '자극적' only means 'spicy'. It can mean anything provocative or sensational.
Memory Tip
Imagine a 'cactus' (자극) pricking you to wake you up.
Word Origin
From Sino-Korean 刺激 (prick + thrust).
Grammar Patterns
Quick Quiz
선생님의 칭찬은 학생들에게 공부에 대한 큰 ______이 되었다.
Correct!
The correct answer is: 자극
Related Vocabulary
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