Onyomi: カイ · Kunyomi: - · Meanings: boundary, world
Kanji for boundary, world
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Find visually similar kanji, commonly confused characters, related meanings, and useful words connected to 界.
The kanji 教 combines the “child” radical (子) with the “grass/branch” radical (孝 simplified), symbolizing guiding or nurturing a child under instruction. In ancient times, it represented teaching, guidance, or transmitting knowledge. 教 came to mean teach, instruction, or education, capturing learning and mentorship.
A child being guided — 教 means teach, instruction, or education.
Imagine guiding a child to learn something new — that’s 教, the kanji for teaching and education.
| Word | Reading | Meaning | Meta |
|---|---|---|---|
| 境 | さかい | border, boundary | common JLPT-N3 Noun |
| 界 | かい | community, circles, world | Noun, used as a suffix |
| 界隈 | かいわい | neighborhood, neighbourhood, vicinity | common Noun, Noun, used as a suffix |
| 界面活性剤 | かいめんかっせいざい | surfactant | Noun |
| 界面化学 | かいめんかがく | surface chemistry | Noun |
| 界面 | かいめん | interface | Noun, Noun which may take the genitive case particle 'no' |
| 界磁極 | かいじきょく | field pole | Noun |
| 界磁石 | かいじしゃく | field magnet | Noun |
| 界雷 | かいらい | frontal thunderstorm | Noun |
| 界標 | かいひょう | boundary mark (on land or water) | Noun |