A Positively-Charged Ion
This page is the CodyCross answer for the clue below from Photography, Group 2016, Puzzle 5 (Stock Photos).
Question is: A Positively-Charged Ion
and the answer is: CATION
Word Meaning:
CATION — (physical chemistry) A positively charged ion: one that would be attracted to the cathode in electrolysis.
Definitions from Wiktionary.