透

透 · tòu

penetrate, pass through

Entry ↗

Meanings & readings

Meaning & readings

penetrate, pass through

Mandarin
tòu
Cantonese
tau3

Unihan definitions and selected character readings. Read the word to establish its pronunciation in context.

Readings in Japanese, Korean & Vietnamese

Readings recorded for 透 in other language traditions. These are character-level records, not word translations or interchangeable pronunciations.

Japanese 日本語

Grouped by the source’s kana notation; no frequency ranking is implied.

On’yomi · katakana

トウシュク

Kun’yomi · hiragana

すくすかすすけるとおすとおる

Katakana generally indicates on’yomi; hiragana generally indicates kun’yomi. The source does not identify everyday, rare, historical or name use per reading. Kana strings are preserved, including any written endings; consult a Japanese word entry for actual use.

Source record & scope

Unicode Unihan 17.0.0 · kJapanese ↗ · provisional property

トウ シュク すく すかす すける とおす とおる

Korean 한국어

Hanja readings · Hangul

투

Source codes are separated below. They are neither sounds nor tones; a character reading alone does not specify a whole word’s pronunciation.

Reading sources explained
투
KS X 1001 (0) · Educational Hanja (E)
Source record & scope

Unicode Unihan 17.0.0 · kHangul ↗ · provisional property

투:0E

Vietnamese Tiếng Việt

Character readings · Quốc ngữ

thấu

Vietnamese readings associated with this Han character. This field alone does not establish word meanings, current usage, or a complete account of Hán-Nôm reading traditions.

Source record & scope

Unicode Unihan 17.0.0 · kVietnamese ↗ · provisional property

thấu

Form & structure

Writing & identity

Unicode
U+900F
Radical
辵 · 162
Strokes
10 · Unihan
Residual
7

Source record · Unihan 17.0. Individual senses and historical claims have not yet been reviewed by zimai.

Stroke order

10 strokes
透
Strokes
10
Convention
PRC · Make Me a Hanzi

10 strokes in writing order. Play to watch them, or Step through one at a time.

Modern stroke order; regional conventions can differ. Stroke medians: Make Me a Hanzi via HanziLookupJS, drawn as an even pen line.

Graphical structure

⿺辶秀(GHTJKPV)
How to read these symbols

⿰ left–right · ⿱ above–below · ⿻ overlap. Dotted boxes indicate positions, not missing characters. Each symbol describes the components that follow it; nested symbols describe a component in more detail. Source codes identify alternative analyses, not a writing sequence or an etymology.

BabelStone IDS · 2025-06-27. Region tags are preserved; 〾 marks approximation and {n} identifies an unencoded source component. These describe graphical structure, not historical derivation.

Words & connections

Words using 透

Character connections

No reverse component match in this collection.

Component roles · attributed

Source analyses, kept separate from modern IDS. CJKVI labels are not individually verified historical conclusions. Evidence & limits ↗

History & distinctions

Related forms

No simplified/traditional variant property is retained for this record.

Historical readings

Middle Chinese
thuwH · 他候 反切 · #3070
Middle Chinese
syuwk · 式竹 反切 · #3212

Guangyun-based transcriptions · PHONO-ML · CC BY 4.0. These describe historical reading categories, not modern word pronunciation.

Source row & reading categories

CSV line 15931 · thuwH = 流開一去侯透 · syuwk = 通開三入東書

Automatically generated in the source dataset; the authors checked a subset and acknowledge possible errors. All source readings are retained separately. Notation & method ↗

Sources & reference

Evidence & next depth

Source editions & exact scope ↗
Retained Unihan properties
kMandarin
tòu
kCantonese
tau3
kDefinition
penetrate, pass through
kTotalStrokes
10
kRSUnicode
162.7
kGradeLevel
4
kTGH
2013:1950

Readings across dictionaries

Hanyu Da Zidian
tòu,shū 63842.010
Small numbers locate dictionary entries; 粵 introduces Cantonese. Includes rare or historical readings. Source notation ↗

Reference desk

Sentences in context

Find examples using 透 ↗

The attributed sentence collection is still small; this spelling has no retained example yet.

Study this character

Structure & connections

0.10
86dictionary records using 透0forms using this shape1attributed sound links
⿺ Lower-left enclosure

Shape description
辶 wraps around 秀 from the lower left · the same shape in all seven regional standards (China, Hong Kong, Taiwan, Japan, South Korea, North Korea, Vietnam)
Source notation ^⿺辶秀$(GHTJKPV)
BabelStone · 2025-06-27. Encoded shape and region tags; graphical analysis does not establish historical function.

Decompose & trace ↗Browse all 86 word records ↗Explore sound families ↗Component search ↗
Retained descriptions & scope

^⿺辶秀$(GHTJKPV)

All alternatives are retained. Only the first description drives component search and graphical links. Counts describe this snapshot, not frequency. Evidence and method.