| 39 | Classic Nelson (Andrew Nelson) |
| 489 | Japanese Names (P.G. O’Neill) |
| 3063 | Kodansha Kanji Dictionary (Jack Halpern) |
| 48970 | Morohashi |
| 2410 | New Japanese English Character Dictionary (Jack Halpern) |
| 737 | New Nelson (John Haig) |
| 2080 | Remembering The Kanji (James Heisig) |
| 2225 | Remembering The Kanji, 6th edition (James Heisig) |
Stroke order
On reading compounds
- 呑酸 【ドンサン】 acid reflux, heart-burn
- 呑舟 【ドンシュウ】 swallowing a boat whole
- 併呑 【ヘイドン】 annexation, absorption, merger, swallowing up
- 清濁併呑 【セイダクヘイドン】 being so broad-minded as to accept all sorts of things, both good and evil, being broad-minded enough to be tolerant of people of all shades
Kun reading compounds
- 飲む 【のむ】 to drink, to gulp, to swallow, to take (medicine), to smoke (tobacco), to engulf, to overwhelm, to keep down, to suppress, to accept (e.g. demand, condition), to make light of, to conceal
Readings
- Korean:
- tan
Spanish
- beber
- tragar
- menospreciar
- subestimar
Portuguese
French
| 3d4.19 | The Kanji Dictionary |
| 2-4-3 | SKIP code |
| 2-1-6 | SKIP code |
| 2060.3 | Four corner code |
| 1-38-61 | JIS X 0208-1997 kuten code |
| 5451 | Unicode hex code |
Jōyō kanji, taught in grade 5
JLPT level N1
1218 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 酸 【サン】 acid, sourness, sour taste
- 酸化 【サンカ】 oxidation, oxidization
- 炭酸 【タンサン】 carbonic acid, carbonated water, carbonated drink, baking soda, sodium carbonate
- アミノ酸 【アミノサン】 amino acid
Kun reading compounds
- 酸い 【すい】 sour, acid
- 酸葉 【すいば】 sorrel (Rumex acetosa), Common sorrel, garden sorrel, spinach dock
Readings
- Korean:
- san
Spanish
- ácido
- agrio
Portuguese
- ácido
- amargo
- azedo
- picante
French
- acide
- aigre
- amer
- sur (goût)
| 618 | A Guide To Reading and Writing Japanese (Florence Sakade) |
| 715 | A Guide To Reading and Writing Japanese 3rd edition (Henshall, Seeley and De Groot) |
| 689 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1027 | A New Dictionary of Kanji Usage |
| 4789 | Classic Nelson (Andrew Nelson) |
| 819 | Essential Kanji (P.G. O’Neill) |
| 1838 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 516 | Kanji and Kana (Spahn and Hadamitzky) |
| 525 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1420 | Kanji in Context (Nishiguchi and Kono) |
| 1797 | Kodansha Compact Kanji Guide |
| 1968 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1049 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1415 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1449 | Les Kanjis dans la tete (Yves Maniette) |
| 39871 | Morohashi |
| 1563 | New Japanese English Character Dictionary (Jack Halpern) |
| 6177 | New Nelson (John Haig) |
| 1437 | Remembering The Kanji (James Heisig) |
| 1545 | Remembering The Kanji, 6th edition (James Heisig) |
| 791 | Tuttle Kanji Cards (Alexander Kask) |
| 3267 | 2001 Kanji |
| 7e7.2 | The Kanji Dictionary |
| 1-7-7 | SKIP code |
| 1364.7 | Four corner code |
| 1-27-32 | JIS X 0208-1997 kuten code |
| 9178 | Unicode hex code |