割 合(わりあい)

わりあい

noun, adverb

ratio, relatively

formaldescriptive

1. ratio, percentage, proportion

The relationship between two quantities expressed as a number.

成功(せいこう)の割合(わりあい)は高(たか)い。

The success rate is high.

男女(だんじょ)の割合(わりあい)は半々(はんはん)です。

The ratio of men to women is fifty-fifty.

合格者(ごうかくしゃ)の割合(わりあい)は年々(ねんねん)減(へ)っている。

The percentage of successful applicants is decreasing year by year.

2. relatively, comparatively

To a moderate degree; somewhat.

今日(きょう)は割合(わりあい)暖(あたた)かい。

It's relatively warm today.

Adverbial use

この問題(もんだい)は割合(わりあい)簡単(かんたん)だった。

This problem was relatively easy.

Adverbial use

心配(しんぱい)していたが、試験(しけん)は割合(わりあい)うまくいった。

I was worried, but the exam went relatively well.

Adverbial use

割合(わりあい) has two distinct uses — as a noun meaning "ratio/proportion" and as an adverb meaning "relatively."

COMMON PATTERNS (noun, ratio):

〜の割合(わりあい): ratio/proportion of ~
割合(わりあい)が高(たか)い/低(ひく)い: ratio is high/low
男女(だんじょ)の割合(わりあい): male-to-female ratio

COMMON PATTERNS (adverb, relatively):

割合(わりあい) + adjective: relatively ~
割合(わりあい)簡単(かんたん)だ: it's relatively easy
Casual variant: わりと (割(わ)りと)

Related words

比率(ひりつ): ratio (more formal/mathematical)
割(わ)り: rate, proportion (e.g., 三割(さんわり) = 30%)
率(りつ): rate (suffix, e.g., 成功率(せいこうりつ))

Related Words

Synonym: 比率(ひりつ) (ratio (formal/mathematical))

Related: 割(わり) (rate, proportion)

Related: 率(りつ) (rate)

Related: パーセント (percent)

Related: シェア (share)

Compare: 頻度(ひんど) (frequency)

Compare: 絶対量(ぜったいりょう) (absolute amount)

Compare: 百分率(ひゃくぶんりつ) (percentage)

Compare: 比重(ひじゅう) (specific gravity)

general

Added 2026.1.9 21:21 · Revised 2026.10.9 16:16

01500/01760_wariai