| 1. | the derivation of a word. |
| 2. | an account of the history of a particular word or element of a word. |
| 3. | the study of historical linguistic change, esp. as manifested in individual words. |
etymology
the history of a word or word element, including its origins and derivation. Although the etymologizing of proper names appears in the Old Testament and Plato dealt with etymology in his dialogue Cratylus, lack of knowledge of other languages and of the historical developments that languages undergo prevented ancient writers from arriving at the proper etymologies of words
Learn more about etymology with a free trial on Britannica.com.