Last Updated
：2026/01/08
乱視
Hiragana
らんし
Noun
Japanese Meaning
乱視とは、角膜や水晶体のゆがみによって、光が網膜上の一点にきちんと結ばれず、物がぼやけたり二重三重に見えたりする目の屈折異常のこと。遠くも近くもピントが合いにくくなることが多い。 / 視力検査や眼科診察で診断され、メガネやコンタクトレンズ（乱視用レンズ）などで矯正されることが一般的。
Easy Japanese Meaning
目の形のくせでものがゆがんだり二重に見えること
Chinese (Simplified) Meaning
散光 / 因角膜或晶状体曲率不均导致视物模糊的屈光不正
Chinese (Traditional) Meaning
散光；因角膜或晶狀體曲率不均使光線無法在同一焦點成像的屈光不正 / 由角膜或晶狀體不規則造成的視物模糊或變形的狀況
Korean Meaning
각막이나 수정체의 굴절 불균형으로 초점이 하나로 모이지 않는 시력 장애 / 사물이 흐릿하거나 왜곡되어 보이는 눈의 굴절 이상
Indonesian
astigmatisme / mata silinder / kelainan refraksi yang menyebabkan penglihatan kabur
Vietnamese Meaning
loạn thị / tật khúc xạ làm mắt nhìn méo và nhòe / hiện tượng hình ảnh không hội tụ đúng do giác mạc/thủy tinh thể bất thường
Tagalog Meaning
astigmatismo / kamalian sa repraksiyon ng mata / malabong o baluktot na paningin dahil sa hindi pantay na kurbada ng kornea o lente
Sense（1）
(pathology) astigmatism
（ canonical ）
（ romanization ）
（ kyūjitai ）
（ hiragana ）
Quizzes for review
See correct answer
乱視
See correct answer
I wear special glasses because I have astigmatism.
See correct answer
私は乱視があるので、特別な眼鏡をかけています。
Japanese - English
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