battery — Working on a Computer battery /ˈbætəri/ noun CEFR A2 A device that stores electricity to power a machine. “My laptop battery is almost empty.” Related words in this scene screenchargercomputerprinterkeyboardmousefilefolderlaptopclicktypesaveopenclosepasswordinternetsoftwareprogramiconprintdownloaduploaddeletecopypastewificablesearchupdatebrowserbackup Practice this word Create worksheet