可か逆ぎゃく電でん池ち

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Meanings

1

noun

reversible cell

Technical term in electrochemistry for a cell that can operate in both charge and discharge directions.

can, passable, approval

逆inverted, reverse, opposite

電electricity

池pond, cistern, pool

二に次じ電でん池ち
二次電池 (secondary battery) is a broader term for rechargeable batteries, while 可逆電池 specifically emphasizes the reversibility of the electrochemical reaction.

Compound of 可逆 (reversible) and 電池 (battery/cell). The exact historical derivation is uncertain; the term is a modern technical coinage.