| 1074 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 577 | A New Dictionary of Kanji Usage |
| 2254 | Classic Nelson (Andrew Nelson) |
| 1608 | Essential Kanji (P.G. O’Neill) |
| 1430 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 1212 | Kanji and Kana (Spahn and Hadamitzky) |
| 1275 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 986 | Kanji in Context (Nishiguchi and Kono) |
| 1089 | Kodansha Compact Kanji Guide |
| 1162 | Kodansha Kanji Dictionary (Jack Halpern) |
| 628 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 836 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1534 | Les Kanjis dans la tete (Yves Maniette) |
| 14743 | Morohashi |
| 927 | New Japanese English Character Dictionary (Jack Halpern) |
| 2660 | New Nelson (John Haig) |
| 1520 | Remembering The Kanji (James Heisig) |
| 1638 | Remembering The Kanji, 6th edition (James Heisig) |
| 1348 | Tuttle Kanji Cards (Alexander Kask) |
nucleus, core, kernel
- On:
- カク
Jōyō kanji, taught in junior high
JLPT level N1
475 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 核 【カク】 stone (of a fruit), pit, pip, core (of an organization, team, etc.), nucleus, heart, nuclear weapons, nucleus (of an atom), nucleus (of a cell), condensation nucleus, (planetary) core, ring (in a cyclic compound), kernel, core, nucleus (of a cultured pearl)
- 核家族 【カクカゾク】 nuclear family
- 中核 【チュウカク】 kernel, core, nucleus, center, centre
- 放射性同位核 【ホウシャセイドウイカク】 radioisotope
Readings
- Korean:
- haeg
Spanish
- semilla
- núcleo
- centro
- meollo
Portuguese
- núcleo
- centro
- cerne
French
- noyau
- nucléaire
- coeur
| 1862 | 2001 Kanji |
| 4a6.22 | The Kanji Dictionary |
| 1-4-6 | SKIP code |
| 4098.2 | Four corner code |
| 1-19-43 | JIS X 0208-1997 kuten code |
| 6838 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N1
698 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 廃棄 【ハイキ】 disposal, abandonment, scrapping, discarding, abolition, annulment, cancellation, abrogation, repeal
- 廃案 【ハイアン】 rejected bill (project)
- 退廃 【タイハイ】 (moral) decay, (social) decline, decadence, corruption, degeneration, deterioration, decline (in prosperity)
- 改廃 【カイハイ】 reform and (or) abolition, alteration or repeal, revision, reorganization, reorganisation
Kun reading compounds
- 廃れる 【すたれる】 to go out of use, to become obsolete, to die out, to go out of fashion, to go out of style, to decline (e.g. of morals), to be lost, to go into decline (of a town, business, etc.)
- 廃る 【すたる】 to go out of use, to become obsolete, to die out, to go out of fashion, to go out of style, to be hurt (of honour, reputation, etc.), to be harmed, to be sullied
Readings
- Korean:
- pye
Spanish
- obsoleto
- descarte
- abandono
- descartar
- desechar
- ser obsoleto
- ser desechado
Portuguese
- cancelar
- obsoleto
- trégua
- descarte
- desembaraço
French
- abolition
- obsolète
- cessation
- déchets
- mettre au rebut
- abandonner
| 1687 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1014 | A New Dictionary of Kanji Usage |
| 1526 | Classic Nelson (Andrew Nelson) |
| 1100 | Essential Kanji (P.G. O’Neill) |
| 1261 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 961 | Kanji and Kana (Spahn and Hadamitzky) |
| 992 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1412 | Kanji in Context (Nishiguchi and Kono) |
| 595 | Kodansha Compact Kanji Guide |
| 3902 | Kodansha Kanji Dictionary (Jack Halpern) |
| 2010 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 2712 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 1722 | Les Kanjis dans la tete (Yves Maniette) |
| 9425 | Morohashi |
| 3146 | New Japanese English Character Dictionary (Jack Halpern) |
| 1630 | New Nelson (John Haig) |
| 1706 | Remembering The Kanji (James Heisig) |
| 1841 | Remembering The Kanji, 6th edition (James Heisig) |
| 1527 | Tuttle Kanji Cards (Alexander Kask) |
| 557 | 2001 Kanji |
| 3q9.3 | The Kanji Dictionary |
| 3-3-9 | SKIP code |
| 0021.5 | Four corner code |
| 1-39-49 | JIS X 0208-1997 kuten code |
| 5ec3 | Unicode hex code |
Jōyō kanji, taught in junior high
JLPT level N1
901 of 2500 most used kanji in newspapers
Stroke order
On reading compounds
- 棄権 【キケン】 abstention (from voting), renunciation (of a right), withdrawal (from a contest)
- 棄却 【キキャク】 rejection, dismissal, turning down, abandoning, renunciation
- 投棄 【トウキ】 abandonment, giving up, throwing away, disposal, dumping
- 遺棄 【イキ】 abandonment, desertion
Kun reading compounds
- 捨てる 【すてる】 to throw away, to cast away, to dump, to discard, to abandon, to desert, to leave, to give up, to resign
Readings
- Korean:
- gi
Spanish
- tirar
- descartar
- abandonar
- arrojar
- desechar
Portuguese
- desembaraço
- gastar
- descartar
- pedir demissão
- rejeitar
- sacrifício
French
- abandonner
- jeter
- se débarrasser
- renoncer
- rejeter
- sacrifier
| 1131 | A Guide To Remembering Japanese Characters (Kenneth G. Henshall) |
| 1103 | A New Dictionary of Kanji Usage |
| 326 | Classic Nelson (Andrew Nelson) |
| 1178 | Essential Kanji (P.G. O’Neill) |
| 1437 | Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki) |
| 2202 | Japanese Names (P.G. O’Neill) |
| 962 | Kanji and Kana (Spahn and Hadamitzky) |
| 993 | Kanji and Kana, 2nd Edition (Spahn and Hadamitzky) |
| 1653 | Kanji in Context (Nishiguchi and Kono) |
| 1065 | Kodansha Compact Kanji Guide |
| 2651 | Kodansha Kanji Dictionary (Jack Halpern) |
| 1353 | Kodansha Kanji Learner’s Dictionary (Jack Halpern) |
| 1835 | Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern) |
| 765 | Les Kanjis dans la tete (Yves Maniette) |
| 14913X | Morohashi |
| 2137 | New Japanese English Character Dictionary (Jack Halpern) |
| 2787 | New Nelson (John Haig) |
| 758 | Remembering The Kanji (James Heisig) |
| 820 | Remembering The Kanji, 6th edition (James Heisig) |
| 1634 | Tuttle Kanji Cards (Alexander Kask) |
| 464 | 2001 Kanji |
| 2j11.5 | The Kanji Dictionary |
| 2-2-11 | SKIP code |
| 2-4-8 | SKIP code |
| 2-4-9 | SKIP code |
| 2-2-10 | SKIP code |
| 0090.4 | Four corner code |
| 1-20-94 | JIS X 0208-1997 kuten code |
| 68c4 | Unicode hex code |