Cindy Lou Who Makes This Meany Smile
This page is the CodyCross answer for the clue below from Physics, Group 1890, Puzzle 3 (Geiger Counter).
Question is: Cindy Lou Who Makes This Meany Smile
and the answer is: GRINCH
Word Meaning:
GRINCH — (chiefly US) A grouch or killjoy.
Definitions from Wiktionary.