How to say "illusion" in Japanese
Choosing the right word
- 錯覚さっかくnoun, suru verb, transitive verb, intransitive verbCovers the sense of being mistaken in what one perceives or believes — seeing a straight line as bent, or assuming something wrongly about a situation. The emphasis is on a wrong judgment or misperception rather than a dreamlike vision.
- 幻想げんそうnoun, suru verb, transitive verbUsed for fantasy: an imagined, wishful picture that may have no basis in reality, as in illusions of love or glory. It suggests something elaborately imagined rather than a simple perceptual mistake, and it also covers dreams and visions.
- 幻まぼろしno-adjectiveRefers to a phantom or apparition — something that appears before the eyes but is not real, like a fleeting vision of a person or city. Poetic in flavor; for abstract self-delusion 錯覚 or 幻想 is usually the better choice.
- 幻覚げんかくnounThe word for hallucination: seeing or hearing something that does not exist, as from drugs, illness, or extreme conditions. If the illusion is a sensory experience of something not actually there, this is the word you want.
- 幻影げんえいno-adjectiveLiterally a phantom image or shadow — an illusory figure or vision of something that is not really there, often with a wistful, literary feel. It suits ghostly or fleeting images better than abstract mistaken beliefs.
Use 錯覚 for perceiving something wrongly, 幻覚 for hallucinations of sight or hearing, 幻想 for fanciful dreams or imaginings, and 幻 or 幻影 for something seen that is not really there.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese equivalents
See also
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