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异想天开 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
异想天开yìxiǎngtiānkāito imagine the wildest thingHSK 7, unknown, 27 strokes, rank #16356, Very Hard
异想天开yìxiǎngtiānkāito indulge in fantasyHSK 7, unknown, 27 strokes, rank #16356, Very Hard
yìxiǎngtiānkāi(yi4xiang3tian1kai1)yi xiang tian kai T4
  1. 1to imagine the wildest thing
  2. 2to indulge in fantasy
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March 24, 2026

异想天开(異想天開)yìxiǎngtiānkāi(yi4xiang3tian1kai1)

The idiom 异想天开 (yì xiǎng tiān kāi) literally translates to 'to imagine wildly under the sky'. It refers to the act of indulging in unrealistic or fanciful thoughts, often detached from practical considerations. This phrase is commonly used to describe someone whose ideas are impractical or overly ambitious.

Strokes27Frequency#16356DifficultyVery Hard
Cultural note

In Chinese culture, creativity and imagination are often celebrated, but there's also a strong emphasis on practicality. This idiom reflects the balance between dreaming big and staying grounded in reality, a common theme in Chinese philosophy.

Memory tip

Think of a person lying under a vast sky, dreaming up bizarre and impossible inventions. The characters 异 (yì) suggests 'strange', 想 (xiǎng) means 'to think', 天 (tiān) is 'sky', and 开 (kāi) means 'to open'. Imagine opening your mind to strange thoughts that float in the sky.

Meanings of 异想天开

yìxiǎngtiānkāi(yi4xiang3tian1kai1)
1to imagine the wildest thing
2to indulge in fantasy
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About 异想天开

异想天开Simplified
異想天開Traditional
27Strokes
—Radical
#—Frequency Rank
HSK 3.0L7AdvancedCEFRC2

Podcast: 异想天开

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Podcast: 异想天开

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AI study notes for 异想天开

Quick Contrast

异想天开 (yìxiǎngtiānkāi) vs 空想 (kōngxiǎng) — use 异想天开 for ideas that are fanciful and unrealistic, while 空想 refers to mere daydreaming or idle thoughts.

Usage Notes

This idiom is often used in informal contexts to critique someone's impractical ideas. Be cautious not to use it in a formal setting, as it might come off as dismissive. Common collocations include '异想天开的计划' (a fanciful plan) or '异想天开的想法' (wild ideas).

HSK Study Tips

While this idiom is not specifically listed in HSK levels, it enriches vocabulary by connecting with themes of imagination and creativity. Students at HSK 4 and above should focus on idiomatic expressions as they often appear in conversations and literature.

Common Mistakes

Learners often confuse this idiom with similar expressions like '天方夜谭' (tales of the Arabian Nights), which also refers to fanciful stories but carries a different nuance. Ensure you use it to emphasize impracticality rather than mere creativity.

AI-enhanced 2026-03-24

Pronunciation of 异想天开

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Idiom spotlight: 异想天开

Chengyu origin story
Literal meaning:strange thought open sky

Component characters

异yìdifferent
6 strokes廾
View full entry
想xiǎngto think
HSK 113 strokes心
View full entry
天tiānday
HSK 14 strokes大
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开kāito open
HSK 14 strokes廾
View full entry

How to say to imagine the wildest thing in Chinese

“to imagine the wildest thing” in Chinese is异想天开yìxiǎngtiānkāi

The idiom 异想天开 (yì xiǎng tiān kāi) literally translates to 'to imagine wildly under the sky'. It refers to the act of indulging in unrealistic or fanciful thoughts, often detached from practical considerations. This phrase is commonly used to describe someone whose ideas are impractical or overly ambitious.

When to use 异想天开

This idiom is often used in informal contexts to critique someone's impractical ideas. Be cautious not to use it in a formal setting, as it might come off as dismissive. Common collocations include '异想天开的计划' (a fanciful plan) or '异想天开的想法' (wild ideas).

异想天开 or something close to it

异想天开 (yìxiǎngtiānkāi) vs 空想 (kōngxiǎng) — use 异想天开 for ideas that are fanciful and unrealistic, while 空想 refers to mere daydreaming or idle thoughts.

What learners get wrong

Learners often confuse this idiom with similar expressions like '天方夜谭' (tales of the Arabian Nights), which also refers to fanciful stories but carries a different nuance. Ensure you use it to emphasize impracticality rather than mere creativity.

Write 异想天开

异
想
天
开

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Frequently asked questions about 异想天开

While it typically has a negative connotation, it can be used humorously among friends to describe overly ambitious dreams.

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