Translation guide
How to express that something is shown or measured at its real-world dimensions, not scaled up or down.
To say that an image, object, or representation is shown at its true, physical size.
Literally 'actual object size'. The most common and natural way to say 'actual size' or 'life-size' for objects, images, or models.
To state that a given measurement is the actual, physical size of something, not a scaled value.
Literally 'actual size'. A straightforward and clear way to refer to the real dimensions of an object.
実物大 is the most general term for 'actual size' or 'life-size' and can be used for any object. 原寸大 is more technical and often used in printing or design. 等身大 is specifically for human-sized representations.
A life-size dinosaur model
This photo is actual size.
A life-size model is on display.
Literally 'original dimension size'. Often used in design, printing, or technical contexts to mean 'actual size' or 'full scale'.
Please print at actual size.
Literally 'life-size' (body proportion). Used specifically for human figures, statues, or cutouts that are the same size as a real person.
I want a life-size figure.
What is the actual size?
It looks big on screen, but the actual size is small.
Literally 'actual measurement'. Often used in technical, manufacturing, or clothing contexts to refer to exact dimensions.
Please measure the actual size.
原寸大の設計図
A full-scale blueprint
A life-size panel (of a person)