了解

See also: 瞭解

Chinese

		to know; to understand; (modal particle intensifying preceding clause) to know; to understand; (modal particle intensifying preceding clause); (completed action marker)	to loosen; to untie; to explain to loosen; to untie; to explain; to remove; to divide; to dissolve; to solve; solution; send under escort
trad. (了解/瞭解)		了/瞭	解
simp. (了解)		了	解

Pronunciation

Mandarin
(Pinyin): liǎojiě

(Zhuyin): ㄌㄧㄠˇ ㄐㄧㄝˇ
Cantonese
(Guangzhou–Hong Kong, Jyutping): liu⁵ gaai²

(Taishan, Wiktionary): liau² gai²
Hakka
(Sixian, PFS): liáu-kié / liáu-kiái

(Meixian, Guangdong): liau³ giai³
Southern Min
(Hokkien, POJ): liáu-kái

(Teochew, Peng'im): liou² goi² / liao² goi²
Wu (Shanghai, Wugniu): ⁶liau-cia

Mandarin
- (Standard Chinese)⁺
  - Hanyu Pinyin: liǎojiě [Phonetic: liáojiě]
  - Zhuyin: ㄌㄧㄠˇ ㄐㄧㄝˇ
  - Tongyong Pinyin: liǎojiě
  - Wade–Giles: liao³-chieh³
  - Yale: lyǎu-jyě
  - Gwoyeu Romatzyh: leaujiee
  - Palladius: ляоцзе (ljaocze)
  - Sinological IPA ^(key): /li̯ɑʊ̯²¹⁴⁻³⁵ t͡ɕi̯ɛ²¹⁴⁻²¹⁽⁴⁾/
Cantonese
- (Standard Cantonese, Guangzhou–Hong Kong)⁺
  - Jyutping: liu⁵ gaai²
  - Yale: líuh gáai
  - Cantonese Pinyin: liu⁵ gaai²
  - Guangdong Romanization: liu⁵ gai²
  - Sinological IPA ^(key): /liːu̯¹³ kaːi̯³⁵/
- (Taishanese, Taicheng)
  - Wiktionary: liau² gai²
  - Sinological IPA ^(key): /liau⁵⁵ kai⁵⁵/
Hakka
- (Northern Sixian, incl. Miaoli)
  - Pha̍k-fa-sṳ: liáu-kié
  - Hakka Romanization System: liau^ˋ gie^ˋ
  - Hagfa Pinyim: liau³ gie³
  - Sinological IPA: /li̯au̯³¹ ki̯e³¹/
- (Southern Sixian, incl. Neipu)
  - Pha̍k-fa-sṳ: liáu-kiái
  - Hakka Romanization System: liau^ˋ giai^ˋ
  - Hagfa Pinyim: liau³ giai³
  - Sinological IPA: /li̯au̯³¹ ki̯ai̯³¹/
- (Meixian)
  - Guangdong: liau³ giai³
  - Sinological IPA: /liau³¹ kiaɪ³¹/
Southern Min
- (Hokkien)
  - Pe̍h-ōe-jī: liáu-kái
  - Tâi-lô: liáu-kái
  - Phofsit Daibuun: liaw'kae
  - IPA (Xiamen): /liau⁵³⁻⁴⁴ kai⁵³/
  - IPA (Quanzhou): /liau⁵⁵⁴⁻²⁴ kai⁵⁵⁴/
  - IPA (Zhangzhou): /liau⁵³⁻⁴⁴ kai⁵³/
  - IPA (Taipei): /liau⁵³⁻⁴⁴ kai⁵³/
  - IPA (Kaohsiung): /liau⁴¹⁻⁴⁴ kai⁴¹/
- (Teochew)
  - Peng'im: liou² goi² / liao² goi²
  - Pe̍h-ōe-jī-like: lióu kói / liáu kói
  - Sinological IPA ^(key): /liou⁵²⁻³⁵ koi⁵²/, /liau⁵²⁻³⁵ koi⁵²⁻²¹/

Note:

lieu2 goi2 - Chaozhou;
liao2 goi2 - Jieyang.

Wu
- (Northern: Shanghai)
  - Wugniu: ⁶liau-cia
  - MiniDict: liau^去 cia
  - Wiktionary Romanisation (Shanghai): ³liau-jia
  - Sinological IPA (Shanghai): /liɔ²² t͡ɕia⁴⁴/

Verb

了解

to understand; to comprehend; to learn; to know
進一步了解／进一步了解 ― jìnyībù liǎojiě ― to learn more

真正了解 ― zhēnzhèng liǎojiě ― to truly understand

對某人或某事有所了解 [MSC, trad.]
对某人或某事有所了解 [MSC, simp.]
duì mǒurén huò mǒushì yǒusuǒ liǎojiě [Pinyin]
to know something about someone or something

老師，您是了解我的，我不會做這樣的事。 [MSC, trad.]
老师，您是了解我的，我不会做这样的事。 [MSC, simp.]
Lǎoshī, nín shì liǎojiě wǒ de, wǒ bùhuì zuò zhèyàng de shì. [Pinyin]
Teacher, you know me — I would not do such a thing.

你了解得很全面，講述得也很清楚。 [MSC, trad.]
你了解得很全面，讲述得也很清楚。 [MSC, simp.]
Nǐ liǎojiě de hěn quánmiàn, jiǎngshù de yě hěn qīngchǔ. [Pinyin]
You have a comprehensive understanding and can explain it clearly.

隨著你們對它越來越了解，你們一定會深深愛上它的。 [MSC, trad.]
随着你们对它越来越了解，你们一定会深深爱上它的。 [MSC, simp.]
Suízhe nǐmen duì tā yuèláiyuè liǎojiě, nǐmen yīdìng huì shēnshēn àishàng tā de. [Pinyin]
As you learn more about it, you'll surely grow to love it deeply.
to inquire about; to find out about; to acquaint oneself with

Synonyms

(to understand):

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佔有／占有 (zhànyǒu)
分曉／分晓 (fēnxiǎo)
參悟／参悟 (cānwù)
悟 (wù) (literary, or in compounds)
懂 (dǒng)
懂得 (dǒngde)
打生 (Wenzhounese)
把握 (bǎwò)
掌握 (zhǎngwò)
明 (ming⁴) (Cantonese)
明白
明瞭／明了 (míngliǎo)
曉得／晓得 (xiǎode)
會悟／会悟 (huìwù) (literary)
洞悉 (dòngxī)
清亮 (mainland China)
清楚
熟似 (Hokkien)
熟悉 (shúxī)
熟稔 (shúrěn) (literary)
熟識／熟识 (shúshí)
理會／理会 (lǐhuì)
理解 (lǐjiě)
瞭悟／了悟 (liǎowù) (literary)
知影 (Hokkien, Teochew)
知悉 (zhīxī) (literary)
知曉／知晓 (zhīxiǎo)
知識／知识 (zhīshí) (literary)
知道
覺／觉
覺悟／觉悟 (juéwù)
覺醒／觉醒 (juéxǐng)
認識／认识
諳曉／谙晓 (ānxiǎo) (literary)
諳達／谙达 (āndá) (literary)
貫通／贯通 (guàntōng)
通曉／通晓 (tōngxiǎo)
通解 (tōngjiě) (literary)
通達／通达 (tōngdá)
達／达 (literary, or in compounds)
醒悟 (xǐngwù)
開悟／开悟 (kāiwù) (literary)
領悟／领悟 (lǐngwù)
領會／领会 (lǐnghuì)
領略／领略 (lǐnglüè)

(to inquire about):

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咨問／咨问 (zīwèn) (literary)
問／问 (wèn)
問訊／问讯 (wènxùn)
問話／问话 (wènhuà) (of superiors or elders)
打聽／打听 (dǎtīng)
扣問／扣问 (kòuwèn) (literary)
探問／探问 (tànwèn)
探詢／探询 (tànxún)
查問／查问 (cháwèn)
查詢／查询 (cháxún)
訊問／讯问 (xùnwèn)
詢問／询问 (xúnwèn)
諮詢／谘询 (zīxún)
質／质 (Cantonese, or literary, or in compounds)

Antonyms

(antonym(s) of “to understand”):

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不了解 (bù liǎojiě)
不懂 (bùdǒng)
不明 (bùmíng) (literary)
不曉得／不晓得 (bù xiǎodé)
不知 (bùzhī)
不知道 (bù zhīdào)
不解 (bùjiě)
不通 (bùtōng)
伓知 (Puxian Min)
唔知 (Cantonese)
曉不得／晓不得
𣍐仈／𫧃仈 (mâ̤-báik) (Eastern Min)
毋知 (Hakka, Hokkien)
毋知影 (Hokkien, Teochew)
母雞／母鸡 (mǔjī) (slang, neologism, humorous)

Related terms

諒解／谅解 (liàngjiě)

Japanese

Kanji in this term
了	解
りょう Grade: S	かい Grade: 5
on'yomi

Alternative spelling
諒解

Noun

了(りょう)解(かい) • (ryōkai)

Synonyms

(understanding): 理解(りかい) (rikai)
(consent): 承諾(しょうだく) (shōdaku)

Derived terms

了解事項(りょうかいじこう) (ryōkai jikō): agreement (in documents, or colloquially)
了解案件(りょうかいあんけん) (ryōkai anken): agreement (in documents, or colloquially)

Interjection

了(りょう)解(かい) • (ryōkai)

roger (over radio etc.), OK

Synonyms

りょ (ryo) (slang)
了解しました (ryōkai-shimashita)
イエッサー (iessā) (slang)
ラジャー (rajā) (slang)

Verb

了(りょう)解(かい)する • (ryōkai suru) transitive suru (stem 了(りょう)解(かい)し (ryōkai shi), past 了(りょう)解(かい)した (ryōkai shita))

understand, comprehend
agree, consent

Conjugation

Conjugation of "了解する" (See Appendix:Japanese verbs.)

Katsuyōkei ("stem forms")
Mizenkei ("imperfective")	了解し	りょうかいし	ryōkai shi
Ren’yōkei ("continuative")	了解し	りょうかいし	ryōkai shi
Shūshikei ("terminal")	了解する	りょうかいする	ryōkai suru
Rentaikei ("attributive")	了解する	りょうかいする	ryōkai suru
Kateikei ("hypothetical")	了解すれ	りょうかいすれ	ryōkai sure
Meireikei ("imperative")	了解せよ¹ 了解しろ²	りょうかいせよ¹ りょうかいしろ²	ryōkai seyo¹ ryōkai shiro²
Key constructions
Passive	了解される	りょうかいされる	ryōkai sareru
Causative	了解させる了解さす	りょうかいさせるりょうかいさす	ryōkai saseru ryōkai sasu
Potential	了解できる	りょうかいできる	ryōkai dekiru
Volitional	了解しよう	りょうかいしよう	ryōkai shiyō
Negative	了解しない	りょうかいしない	ryōkai shinai
Negative continuative	了解せず	りょうかいせず	ryōkai sezu
Formal	了解します	りょうかいします	ryōkai shimasu
Perfective	了解した	りょうかいした	ryōkai shita
Conjunctive	了解して	りょうかいして	ryōkai shite
Hypothetical conditional	了解すれば	りょうかいすれば	ryōkai sureba
¹ Written imperative ² Spoken imperative

References

2002, Ineko Kondō; Fumi Takano; Mary E Althaus; et. al., Shogakukan Progressive Japanese-English Dictionary, Third Edition, Tokyo: Shōgakukan, →ISBN.

Korean

Hanja in this term
了	解

Noun

了解 • (yohae) (hangeul 요해)

hanja form^? of 요해 (“understanding”)