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Definition of etymology
etymology
/ˌɛt.əˈmɑː.lə.dʒi/
et · y · mol · o · gy
Adverb:etymologically
•Plural:etymologies
•Adjective:etymological
etymology Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
5
etymology Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The study of the origin of words and the way in which their meanings and forms have changed throughout history.
Example
"Her fascination with etymology led her to study several ancient Indo-European languages at university."
2
An account of the historical origin and development of a particular word or element of a word.
Example
"A comprehensive dictionary provides the pronunciation, part of speech, and etymology for every entry."
Synonyms
View all synonyms for etymologyWord Nuance & Usage
Often confused with 'entomology', which is the scientific study of insects.
• Rhymes for etymology
• Nearby Words
Word Origin & Etymology
From Old French ethimologie, via Latin from Ancient Greek etymologia, combining etymon ('true sense, original meaning', from etymos, 'true, real') and -logia ('study of, account').
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Etymology. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/etymology