
1) Battery-powered computer 2) Certain hand-held 3) Hand-held 4) Handheld device
Found on
https://www.crosswordclues.com/clue/palmtop

palmtop A computer that is small enough to fit in the palm of a person's hand. A 'pocket computer', 'Hand-held Personal Computer', or H/PC. A small general-purpose, programmable, battery-powered computer cabable of handling both numbers and text; in contrast to most pocket calculators. The palmtop can be operated comfortably while held in one han...
Found on
http://www.wordinfo.info/words/index/info/view_unit/3584/2
No exact match found.