anodeBrE/ˈænəʊd/NAmE/ˈænoʊd/noun (specialist) theelectrode occurs; the positive cell and the negative inanelectricaldevicewhereoxidationoccurs; thepositiveelectrode cell and the negative electrodeinanelectrolyticcellandthenegativeelectrodeinabattery阳极；（电解池的）正极；（原电池的）负极➡ comparecathode