Atoms with charges (4)
I believe the answer is:
ions
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">atoms with charges</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ions that I've seen before include "Electrically-charged particles" , "N in radio comms." , "Electrically charged particles" , "Charged atom or molecule" , "items with a charge" .)