an electronic calculator small enough to be carried on one’s person.
- Pocket computer
noun 1. a door, usually one of a communicating pair, that slides into and out of a recess in a doorway wall.
- Pocketed calculus
pocketed calculus n. See encysted calculus.
- Pocket drive
noun 1. (computing) a small portable memory device that can be plugged into the USB port of many different types of computer