| Nom (anglais): | CJK Unified Ideograph-7814[1] |
| Version Unicode: | 1.1 (juin 1993)[2] |
| Bloc: | Idéogrammes unifiés CJC, U+4E00 - U+9FFF[3] |
| Plan: | Plan multilingue de base, U+0000 - U+FFFF[3] |
| Écriture: | idéogrammes han (sinogrammes) (Hani) [4] |
| Catégorie: | Lettre, autre (Lo) [1] |
| Classe bidirectionelle: | Gauche-à-droite (L) [1] |
| Classe de liaison: | Non réordonné (0) [1] |
| Caractère miroir: | Non [1] |
| Entité HTML: |
|
| Encodage UTF-8: | 0xE7 0xA0 0x94 |
| Encodage UTF-16: | 0x7814 |
| Encodage UTF-32: | 0x00007814 |
| kCowles | 1355 |
| kDaeJaweon | 1243.030 |
| kFennIndex | 624.07 |
| kGSR | 0239h |
| kHanYu | 42418.140 |
| kIRGDaeJaweon | 1243.030 |
| kIRGDaiKanwaZiten | 24080 |
| kIRGHanyuDaZidian | 42418.140 |
| kIRGKangXi | 0828.241 |
| kKangXi | 0828.241 |
| kLau | 3474 |
| kMatthews | 7341 |
| kMeyerWempe | 896 2015 |
| kMorohashi | 24080 |
| kNelson | 3180 3187 |
| kSBGY | 135.23 408.14 |
| kCantonese | jin4 jin6 ngaan4 |
| kDefinition | grind, rub; study, research |
| kHanyuPinlu | yán(1242) |
| kHanyuPinyin | 42418.140:yán,yàn,xíng |
| kJapaneseKun | TOGU MIGAKU |
| kJapaneseOn | KEN |
| kKorean | YEN |
| kMandarin | yán |
| kVietnamese | khăn nghiên |
| kXHC1983 | 1325.030:yán 1333.010:yàn |
| kSemanticVariant | U+63C5 kMatthews |
| kSpecializedSemanticVariant | U+63C5 kMeyerWempe |
| kZVariant | U+784F |