Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “skin”


noun [C/U] (SURFACE)   /skɪn/
a thin, solid surface: [C] Those airplanes have titanium skins to survive the heat.
(Definition of skin noun (SURFACE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of skin

Browse related topics

You are looking at an entry to do with Coverings and layers, but you might be interested in these topics from the Including and excluding topic area:

Definitions of “skin” in other dictionaries

Word of the Day


willing to give money, help, kindness, etc., especially more than is usual or expected

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More