English Dictionary

one-dimensional

adj

Having length, but no width, height or depth. / (figuratively) Lacking depth or believability; flat. / (figuratively) Lacking personal depth and substance; conceited, vain, shallow, superficial.

The line segment is one-dimensional.

意味（1）

Having length, but no width, height or depth.

A straight line is one-dimensional.

意味（2）

(figuratively) Lacking depth or believability; flat.

Such one-dimensional characters have always existed in the theatre along with more recognizably human characters.

意味（3）

(figuratively) Lacking personal depth and substance; conceited, vain, shallow, superficial.