thumbnail
//ˈθʌm.neɪl//
Noun
thumbnailSingular
thumbnailsPlural
1
The nail of the thumb.
I accidentally broke my thumbnail while opening the box.
2
A small image or picture used to represent a larger image, video, or document, typically used for quick browsing or previewing.
Click on the thumbnail to see the full-size image.
3
A brief or concise description or summary.
The article includes a thumbnail of the main points.
Adjective
thumbnailCanonical form
1
Very small or brief; concise.
She gave a thumbnail description of the project.