The Study of the Origin of Words
This page is the CodyCross answer for the clue below from Photography, Group 2009, Puzzle 1 (Saturation).
Question is: The Study of the Origin of Words
and the answer is: ETYMOLOGY
Word Meaning:
ETYMOLOGY — (uncountable, linguistics) The scientific study of the origin and evolution of a word's semantic meaning across time, including its constituent morphemes and phonemes.
Definitions from Wiktionary.