noun, noun which may take the genitive case particle 'no'
three times; triple; threefold
Used as a noun or with の to modify another noun. Indicates a quantity, amount, or degree that is three times as much as a reference.
今年の売り上げは去年の三倍になった。
This year's sales were three times last year's.
この部屋はあの部屋の三倍の広さだ。
This room is three times as large as that one.
三倍 is the native Japanese term for 'three times' used in everyday and mathematical contexts, while トリプル is a loanword favored in sports, hotel bookings, and compound nouns.
三倍 means 'three times (the amount)' and focuses on quantity multiplication, while 三重 focuses on layered or repeated structure such as three folds or three parts.
Standard kanji spelling.
Arabic numeral variant, common in practical contexts.
Compound of 三 (three) and 倍 (times, -fold).