# etymology

/ˌɛtəˈmɑɫədʒi/ (US) · /ˌɛtɪmˈɒlədʒi/ (UK)

Source: https://englishreference.com/word/etymology
Updated: 2026-08-27

## Senses

### 1. the study of word origins

noun · CEFR C1 · Academic · Technical

the study of the history of words and how their form and meaning have changed over time.

For teachers: the scientific study of the origin and evolution of a word's semantic meaning and form across time.

- If you enjoy learning about history and language, you might find etymology fascinating.
- Scholars of etymology often trace modern English terms back to their Proto-Indo-European roots to understand how sounds shifted over millennia.

Usage: Often used as an uncountable noun when referring to the field of study.

### 2. a word's history

noun · CEFR C1 · Academic

an explanation of the origin of a specific word, often found in a dictionary.

For teachers: a specific account or description of the origin and historical development of a particular lexical item.

- The dictionary entry includes a short etymology for the word 'sandwich'.
- The etymology of the word 'algebra' reveals its origins in a ninth-century Arabic mathematical treatise.

Usage: Used as a countable noun when referring to the history of one specific word.

## Examples

- The etymology of the word 'bicycle' is easy to understand.
- By studying the etymology of the word, we can see that it comes from the Greek words for 'two' and 'wheel'.
- The etymology of many modern English words reveals a complex history of invasions and cultural exchanges, often tracing back to Latin, French, or Germanic roots.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.