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depth perception

American

noun

the ability of an observer to judge the spatial relationships of objects, especially their relative distance from the observer and from one another.

Etymology

Origin of depth perception

First recorded in 1905–10

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The platform includes Nvidia’s onboard Thor computers, autonomous-driving software, and sensors such as cameras, radar, ultrasonic sensors, and lidar—laser-based radar that is particularly useful for depth perception and night driving.

From Barron's • Jan. 6, 2026

She had multiple operations to try to correct her vision but it is not perfect and she still has depth perception issues.

From BBC • Sep. 22, 2025

Initially, Hernández was thrown off by the “weird” depth perception his new eyewear created.

From Los Angeles Times • Aug. 11, 2024

The eagle had lost its depth perception, meaning that in going for a kill of a rabbit, it would miss.

From Seattle Times • Jan. 5, 2024

Without this depth perception I wouldn’t be able to catch a ball and I would forever be walking into walls.

From "Ugly" by Robert Hoge

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023