一律|いちりつichiritsu[0]heiban (flat)

1. no-adjective, na-adjective, adverbuniform; even; across-the-board; equal

• Synonym均一きんいつNeutralUsed for uniform prices or quality, as in 「百円均一」; 「一律」 stresses applying the same rule to everyone regardless of who they are.
• Synonym一様いちようNeutralCovers things all being alike and also the sense of ordinary, as in 「一様ではない」; 「一律」 stresses a uniform rule imposed on all.
• Synonym画一かくいつWrittenA written-form noun for uniformity or standardization; 「一律」 stresses treating everything in the same way.
• Synonym均等きんとうNeutralMeans equal or even in amount or distribution, as in 「機会均等」; 「一律」 stresses handling everything by one rule.
• Synonym画一的かくいつてきNeutralDescribes rigid, one-size-fits-all uniformity lacking individuality, often with a critical nuance; 「一律」 itself is more neutral.
• Synonym斉一せいいつWrittenA rare written term for neat, uniform sameness; in most cases say 「一律」 or 「均一」 instead.
• Antonym個別こべつNeutralMeans individual or case-by-case, the opposite of blanket, across-the-board 「一律」.
• Antonym別々べつべつNeutralMeans separate or divided into individual parts, the opposite of treating everything uniformly as 「一律」 does.

Use 「一律」 for uniform, across-the-board treatment, as in 「一律千円」 or 「一律に禁止」. Say 「均一」 for uniform prices, 「一様」 when everything is simply the same, and 「画一的」 for rigid, monotonous uniformity. For individual treatment use 「個別」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 同おなじ調子ちょうしで変化へんかのないこと。そのさま。
2. 同類どうるいのものの全すべてを同おなじ基準きじゅんで同等どうとうに扱あつかうこと。そのさま。
3. 十じゅう二律にりつの一ひとつの音律おんりつ。
4. 同類どうるいのものの全すべてを同おなじ基準きじゅんで同等どうとうに扱あつかうさま。例外れいがいなく同様どうように。