Noun
a small Leclanche cell containing no free liquid; the electrolyte is a paste and the negative zinc pole forms the container of the cell; used in flashlights, portable radios, etc.
Source: WordNetBy the end of the nineteenth century, the advent of the dry cell battery made it feasible to use electric power in clocks. Source: Internet
Manganese(IV) oxide was used in the original type of dry cell battery as an electron acceptor from zinc, and is the blackish material in carbon–zinc type flashlight cells. Source: Internet
The zinc-manganese dioxide dry cell was the first portable, non-spillable battery type that made flashlights and other portable devices practical. Source: Internet
Other insulin pumps use disposable dry cell batteries (i.e. AAAs). Source: Internet