
A subnotebook (also called an ultraportable or mini notebook) is a class of laptop computers that are smaller and lighter than a typical notebook. These computers are sometimes confused with the ultra-mobile PC category, which is the name of a platform of small form-factor tablet PCs. UMPCs are smaller than subnotebooks, however both generally are...
Found on
http://en.wikipedia.org/wiki/Subnotebook

a laptop computer smaller and lighter than a notebook, typically weighing less than 5 pounds (2.3 kg).
Found on
https://www.infoplease.com/dictionary/subnotebook
No exact match found.