1. (a lightweight consumer electronic device that looks like a hand-held computer but instead performs specific tasks
can serve as a diary or a personal database or a telephone or an alarm clock etc.)
personal digital assistant, PDA, personal organizer, personal organiser, organizer, organiser
synonim: palmtop
synonim: komputer kieszonkowy

2. (a portable battery-powered computer small enough to be carried in your pocket)
hand-held computer, hand-held microcomputer: : synonim: palmtop
synonim: komputer kieszonkowy