noun
Technical term for a mark or depression left by pressure, used in fields such as medicine, dentistry, and materials science.
歯型を取るときに、歯茎に圧痕が残ることがある。
When taking a dental impression, an indentation may remain on the gums.
金属表面にできた圧痕を顕微鏡で調べた。
We examined the indentation on the metal surface under a microscope.