Question

What does one mean by ETYMOLOGY?

Answer 1

Etymology is the study of the words of history and how there meaning have changed with time.

Answer 2

Etymology is the study of origin of words which are subject to change throughout the history.
Example - Etymology of the word LOGOPHILIA
LOGO+ PHILIA
logos is a greek word meaning words
philia is also a greek word meaning fondness or love.
So LOGOPHILIA means love of words