long; length; forever long; length; forever; always; constantly; chief; head; elder; to grow; to develop | content; calm; still content; calm; still; quiet; to pacify; peace; how | ||
|---|---|---|---|
| trad.(長安) | 長 | 安 | |
| simp.(长安) | 长 | 安 | |

(Thisetymology is missing or incomplete. Please add to it, or discuss it at theEtymology scriptorium.)
| Rime | ||
|---|---|---|
| Character | 長 | 安 |
| Reading # | 1/3 | 1/1 |
| Initial (聲) | 澄 (11) | 影 (34) |
| Final (韻) | 陽 (105) | 寒 (61) |
| Tone (調) | Level (Ø) | Level (Ø) |
| Openness (開合) | Open | Open |
| Division (等) | III | I |
| Fanqie | 直良切 | 烏寒切 |
| Baxter | drjang | 'an |
| Reconstructions | ||
| Zhengzhang Shangfang | /ɖɨɐŋ/ | /ʔɑn/ |
| Pan Wuyun | /ɖiɐŋ/ | /ʔɑn/ |
| Shao Rongfen | /ȡiɑŋ/ | /ʔɑn/ |
| Edwin Pulleyblank | /ɖɨaŋ/ | /ʔan/ |
| Li Rong | /ȡiaŋ/ | /ʔɑn/ |
| Wang Li | /ȡĭaŋ/ | /ɑn/ |
| Bernhard Karlgren | /ȡʱi̯aŋ/ | /ʔɑn/ |
| Expected Mandarin Reflex | cháng | ān |
| Expected Cantonese Reflex | coeng4 | on1 |
| Baxter–Sagart system 1.1 (2014) | ||
|---|---|---|
| Character | 長 | 安 |
| Reading # | 1/2 | 1/3 |
| Modern Beijing (Pinyin) | cháng | ān |
| Middle Chinese | ‹ drjang › | ‹ 'an › |
| Old Chinese | /*Cə-[N]-traŋ/ | /*[ʔ]ˁa[n]/ |
| English | long (adj.) | peace(ful) |
Notes for Old Chinese notations in the Baxter–Sagart system: * Parentheses "()" indicate uncertain presence; | ||
| Zhengzhang system (2003) | ||
|---|---|---|
| Character | 長 | 安 |
| Reading # | 2/3 | 1/1 |
| No. | 1276 | 11 |
| Phonetic component | 長 | 安 |
| Rime group | 陽 | 元 |
| Rime subdivision | 0 | 1 |
| Corresponding MC rime | 長 | 安 |
| Old Chinese | /*daŋ/ | /*qaːn/ |
長安
長安
| Kanji in this term | |
|---|---|
| 長 | 安 |
| ちょう Grade: 2 | あん Grade: 3 |
| on'yomi | |
| Hanja in this term | |
|---|---|
| 長 | 安 |
長安 (an)
| chữ Hán Nôm in this term | |
|---|---|
| 長 | 安 |
長安
Notes: An alternative reading could beTrường An