Electric Oven for Heating/defrosting Food Fast
This page is the CodyCross answer for the clue below from The 70's, Group 321, Puzzle 3 (Groovy Baby).
Question is: Electric Oven for Heating/defrosting Food Fast
and the answer is: MICROWAVE
Word Meaning:
MICROWAVE — An electromagnetic wave with wavelength between that of infrared light and radio waves.
Definitions from Wiktionary.