Invention Somehow Related to X-Rays
This page is the CodyCross answer for the clue below from Inventions, Group 48, Puzzle 4.
Question
Invention Somehow Related to X-Rays
Answer
LIGHTBULB
Word Meaning:
LIGHT BULB — An evacuated glass bulb containing a metal filament which is heated by electrical resistance to produce light.
Definitions from Wiktionary.