What is the meaning of Etymology?

The scientific study of the origin and evolution of a word's semantic meaning across time, including its constituent morphemes and phonemes.

The entire catalogue of meanings that a word, morpheme, or sign has carried throughout its history.

An account of the origin and historical development of a word as presented in a dictionary or the like.

The direct origin of a name, as in who someone was named after.

Source: wiktionary.org