実寸(じっすん)

じっすん
noun
actual size; real dimensions
quantitysize
1. actual size; real dimensions; true measurements
The real, measured dimensions of an object as opposed to scaled or approximate sizes. Commonly used in shopping, manufacturing, and design contexts.
実寸(じっすん)を測(はか)ってください。
Please measure the actual size.
オンラインで靴(くつ)を買(か)うときは実寸(じっすん)を確認(かくにん)した方(ほう)がいい。
When buying shoes online, you should check the actual measurements.
この図面(ずめん)は実寸(じっすん)の半分(はんぶん)のサイズで描(えが)かれている。
This drawing is depicted at half the actual size.

A compound of 実(じつ) (actual, real) and 寸(すん) (measurement, dimension — from the traditional unit of length). Despite the origin of 寸(すん), the word refers to actual measurements in any unit, not just the traditional Japanese inch.

Common collocations

  • 実寸(じっすん)サイズ: actual size
  • 実寸(じっすん)を測(はか)る: to measure the actual size
  • 実寸(じっすん)大(だい): full-scale, life-size

Usage

Common in online shopping for clothes and shoes, and in design and engineering to contrast real dimensions with scaled drawings.

general
Added 2026.4.4 7:08 · Revised 2026.10.13 22:39
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