lexicologist

noun
UK /ˌleksɪˈkɒlədʒɪst/
US /ˌleksɪˈkɑːlədʒɪst/

A lexicologist is a person who studies words and how they work.

The lexicologist explained why some words change meaning over time.


OTHER MEANINGS

2. A scholar who researches the history and structure of a language's vocabulary.

As a lexicologist, she traced the origins of thousands of English words.

3. Someone who helps write or edit dictionaries.

The lexicologist joined a team to update the school dictionary.

4. A person who studies how words are formed and used in different places.

The lexicologist compared word usage in Britain and America.