Last Updated
：2026/01/04
ダイア
Hiragana
だいあ
Kanji
金剛石
Noun
abbreviation
alt-of
clipping
Japanese Meaning
宝石の一種であるダイヤモンドを指す略称。転じて、ダイヤモンドに似た光沢や価値を持つものを指すこともある。 / トランプのスート（絵柄）の一つ「ダイヤ（ひし形）」を指す略称。 / 鉄道・バスなどの運行予定・時刻表（ダイヤグラム）を指す略称。
Easy Japanese Meaning
だいやもんどのこと。とてもかたいいしで、かざりにつかわれる。
Chinese (Simplified) Meaning
钻石 / 方块（扑克牌花色）
Chinese (Traditional) Meaning
鑽石（寶石） / 菱形 / 方塊（撲克牌花色）
Korean Meaning
다이아몬드(보석) / 마름모꼴 모양 / 트럼프의 다이아(♦) 무늬
Vietnamese Meaning
kim cương (đá quý) / hình thoi, hình kim cương / chất rô (bài tây)
Tagalog Meaning
brilyante / diamante
Sense（1）
Clipping of ダイアモンド (daiamondo, “diamond”). Alternative form of ダイヤ (daiya).
（ romanization ）
Quizzes for review
Clipping of ダイアモンド (daiamondo, “diamond”). Alternative form of ダイヤ (daiya).
See correct answer
ダイア
See correct answer
There was a large diamond on her ring.
See correct answer
彼女の指輪には大きなダイアが付いていました。
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