Amateur Radio Is the Private Use of Radio __
This page is the CodyCross answer for the clue below from Ancient Egypt, Group 190, Puzzle 4 (Mediterranean Sea).
Question is: Amateur Radio Is the Private Use of Radio __
and the answer is: FREQUENCY
Word Meaning:
FREQUENCY — (uncountable or countable) The rate of occurrence of anything; the relationship between incidence and time period.
Definitions from Wiktionary.