liǎo rú zhǐ zhǎng

Source form: 了如指掌
DEFINITION CC-CEDICT
to know sth like the back of one's hand (idiom) / to know (a person, a place etc) inside out
Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-63cd443e33ee4a54. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

了如指掌 了如指掌 [liao3 ru2 zhi3 zhang3] /to know sth like the back of one's hand (idiom)/to know (a person, a place etc) inside out/

Source material and teaching drafts have separate provenance. Long-term commercial licensing remains under review.

Source form: 瞭如指掌 / 了如指掌
DEFINITION CC-CEDICT
variant of 了如指掌[liǎo rú zhǐ zhǎng]
Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-d5a00362a6bfb188. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

瞭如指掌 了如指掌 [liao3 ru2 zhi3 zhang3] /variant of 了如指掌[liao3 ru2 zhi3 zhang3]/

Source material and teaching drafts have separate provenance. Long-term commercial licensing remains under review.

Reference information

The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.

Character information

Other forms in these source records: 瞭如指掌

View the individual characters. Their meanings do not necessarily explain the meaning of the whole word.

了如指掌
Reference definitions from CC-CEDICT.