expression, noun

Idiomatic expression.
  1. wide difference, a world of difference.

Variations

Pronunciation Kanji Kana Is Common
 
雲泥の差 うんでいのさ
雲泥之差 うんでいのさ

Contained Kanji Breakdown

cloud
くも ウン ずも (2nd, N2)
rain
あめ あま- ウ (1st, N5)
say
ウン い.う ここに (Kentei Pre-1)
two, two radical (no. 7)
ニ ふた ふだ (1st, N5)
I, myself, katakana mu radical (no. 28)
シ ボウ ム (Kentei 1)
mud, mire, adhere to
どろ デイ なず.む (9th, N2)
water, water radical (no. 85)
さんずい
nun
あま ニ (9th, N1)
corpse, remains, flag radical (no. 44)
シ かたしろ (Kentei 1)
spoon, spoon or katakana hi radical (no. 21)
ヒ さじ (Kentei 1)
distinction, difference, variation
サ さ.す (4th, N3)
sheep(羊) variant
to divide
king, rule, magnate
オウ -ノウ おお (1st, N3)
craft, construction, katakana e radical (no. 48)
コウ ク もく (2nd, N4)