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

Note:
  • lieu2 goi2 - Chaozhou;
  • liao2 goi2 - Jieyang.
  • Wu
    • (Northern: Shanghai)
      • Wugniu: 6liau-cia5
      • MiniDict: liau去 cia去
      • Wiktionary Romanisation (Shanghai): 3liau-jia2
      • Sinological IPA (Shanghai): /liɔ²² t͡ɕia⁴⁴/

Verb

了解

  1. 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.
  2. to inquire about; to find out about; to acquaint oneself with

Synonyms

  • (to understand):
  • (to inquire about):

Antonyms

  • (antonym(s) of “to understand”):

Japanese

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

Pronunciation

  • (Tokyo) りょーかい [ryòókáí] (Heiban – [0])
  • IPA(key): [ɾʲo̞ːka̠i]

Noun

了(りょう)解(かい) • (ryōkai) 

  1. understanding, comprehension
  2. consent, agreement

Synonyms

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) 

  1. 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))

  1. understand, comprehend
  2. 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

  • “了解”, in 漢字ぺディア [Kanjipedia]‎[1] (in Japanese), The Japan Kanji Aptitude Testing Foundation, 2015–2026
  • Ineko Kondō, Fumi Takano, Mary E. Althaus, et al. (2002), Shogakukan Progressive Japanese-English Dictionary, third edition, Tokyo: Shōgakukan, →ISBN

Korean

Hanja in this term
了解

Noun

了解 • (yohae) (hangeul 요해)

  1. hanja form? of 요해 (“understanding”)
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