Mobile Synergy of Electron and Hole in a Crystal

This page is the CodyCross answer for the clue below from Germany, Group 2194, Puzzle 4 (Pretzels and Mustard).

Question is: Mobile Synergy of Electron and Hole in a Crystal

and the answer is: EXCITON

Word Meaning:

EXCITON — (physics) A bound state of an electron and an electron hole in an insulator or semiconductor

Definitions from Wiktionary.

Mobile Synergy Of Electron And Hole In A Crystal - Germany CodyCross Answers | CodyCross Solutions