A Negatively Charged Electrode
This page is the CodyCross answer for the clue below from All Things Water, Group 1297, Puzzle 1 (Beluga Whales).
Question is: A Negatively Charged Electrode
and the answer is: CATHODE
Word Meaning:
CATHODE — (electricity) An electrode, of a cell or other electrically polarized device, through which a positive current of electricity flows outwards (and thus, electrons flow inwards). It can have either a negative or a positive voltage with respect to anode of the same polarized device (depending on whether the device is a load or a source, respectively).
Definitions from Wiktionary.