Thumbnail definition

Thumbnail

Topics Thumbnail Definition

WordNet

noun

(1) The nail of the thumb

WiktionaryText

Etymology

thumb + nail. The phrase was first attested 1852. Verb sense attested 1930s.

Noun

The fingernail on the thumb.
A rough sketch (e.g., the size of one's thumbnail).
A small picture, used as a compact representation of a larger image.

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