Meaning of the word lexis in English

What does lexis mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

lexis

US /ˈlek.sɪs/
UK /ˈlek.sɪs/
"lexis" picture

Noun

the total vocabulary of a language, or the set of words used in a particular subject or by a particular person

Example:
The author's lexis is remarkably rich and varied.
Medical lexis can be difficult for laypeople to understand.