1032 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
1920 | A New Dictionary of Kanji Usage |
664 | Classic Nelson (Andrew Nelson) |
1883 | Essential Kanji (P.G. O’Neill) |
1087 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
1893 | Kanji and Kana (Spahn and Hadamitzky) |
2069 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
1922 | Kanji in Context (Nishiguchi and Kono) |
173 | Kodansha Compact Kanji Guide |
4294 | Kodansha Kanji Dictionary (Jack Halpern) |
2170 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
2924 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
33 | Les Kanjis dans la tete (Yves Maniette) |
1810 | Morohashi |
3482 | New Japanese English Character Dictionary (Jack Halpern) |
444 | New Nelson (John Haig) |
33 | Remembering The Kanji (James Heisig) |
33 | Remembering The Kanji, 6th edition (James Heisig) |
1039 | Tuttle Kanji Cards (Alexander Kask) |
凹
Jōyō kanji, taught in junior high
JLPT level N1
2206 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 凹 【オウ】 concave, hollow, sunken
- 凹凸 【オウトツ】 unevenness, bumpiness, roughness, ruggedness, imbalance, inequality, unevenness, disparity
- 肋凹 【ロクオウ】 costal fovea
Kun reading compounds
- 窪む 【くぼむ】 to cave in, to become depressed, to sink
- 凹む 【へこむ】 to be dented, to be indented, to yield, to give, to sink, to collapse, to cave in, to be beaten, to be overwhelmed, to yield, to give in, to give up, to be disheartened, to feel down, to feel depressed, to suffer a loss, to lose
- 発達凸凹 【はったつでこぼこ】 developmental irregularities, developmental disorder, neurodiversity
- 穴ぼこ 【あなぼこ】 hole, hollow, pothole (road, pavement, etc.)
Readings
- Korean:
- yo
Spanish
- hueco
- cóncavo
- hundido
Portuguese
- côncavo
- concavidade
- afundado
French
- concave
- creux
- dépression
3675 | 2001 Kanji |
0a5.14 | The Kanji Dictionary |
4-5-1 | SKIP code |
4-6-1 | SKIP code |
4-4-1 | SKIP code |
7777.0 | Four corner code |
1-17-90 | JIS X 0208-1997 kuten code |
51f9 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N1
2143 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 凸 【トツ】 convex
- 凸凹 【デコボコ】 unevenness, roughness, ruggedness, bumpiness, inequality, imbalance, unevenness, difference
- 凹凸 【オウトツ】 unevenness, bumpiness, roughness, ruggedness, imbalance, inequality, unevenness, disparity
- 両凸 【リョウトツ】 biconvex
Kun reading compounds
- 凸 【でこ】 brow, forehead, bump
- 凸凹 【でこぼこ】 unevenness, roughness, ruggedness, bumpiness, inequality, imbalance, unevenness, difference
Readings
- Korean:
- cheol, dol
Spanish
- convexo
- desigual
Portuguese
- convexo
- ímpar
French
- convexe
- inégal
- gros sourcils
1667 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
1921 | A New Dictionary of Kanji Usage |
90 | Classic Nelson (Andrew Nelson) |
1882 | Essential Kanji (P.G. O’Neill) |
1086 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
323 | Japanese Names (P.G. O’Neill) |
1892 | Kanji and Kana (Spahn and Hadamitzky) |
2068 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
1921 | Kanji in Context (Nishiguchi and Kono) |
175 | Kodansha Compact Kanji Guide |
4298 | Kodansha Kanji Dictionary (Jack Halpern) |
2174 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
2928 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
34 | Les Kanjis dans la tete (Yves Maniette) |
1809 | Morohashi |
3486 | New Japanese English Character Dictionary (Jack Halpern) |
443 | New Nelson (John Haig) |
34 | Remembering The Kanji (James Heisig) |
34 | Remembering The Kanji, 6th edition (James Heisig) |
1040 | Tuttle Kanji Cards (Alexander Kask) |
3675 | 2001 Kanji |
0a5.13 | The Kanji Dictionary |
4-5-1 | SKIP code |
4-6-1 | SKIP code |
4-4-1 | SKIP code |
7777.7 | Four corner code |
1-38-44 | JIS X 0208-1997 kuten code |
51f8 | Unicode hex code |