2.5 inch


Also found in: Dictionary.

2.5 inch

Storage drives and other devices with a 2.5" form factor. The outside case measurement of the 2.5" drive, which is commonly used in laptop computers, is approximately 2.75" wide (70mm). See form factor.
References in periodicals archive ?
has announced the online availability of a new IBM 40 GNX 2.
With the availability of this new drive, Apple Powerbook G3 users can expand the internal storage capacity of their systems up to 32 Gb at the fastest possible xfer rate an internal 2.