Battery consisting of voltaic cells arranged in series; the earliest electric battery devised by Volta WordNet 3.0 & Open English WordNet

The voltaic pile was the first electrical battery that could continuously provide an electric current to a circuit. Wikipedia

First modern electric battery Wikipedia Disambiguation

The first electrical battery Wikipedia Disambiguation

First electrical battery that could continuously provide an electric current to a circuit Wikidata

A vertical series of alternate disks of two dissimilar metals (especially copper and zinc), laid up with disks of cloth or paper moistened with acid water between them, for producing a current of electricity; a voltaic pile, or galvanic pile. Wiktionary

Galvanic pile. Wiktionary (translation)