The prefix "lexical" is derived from the Greek word "lexis," which means "word" or "speech." In linguistic contexts, "lexical" pertains to the vocabulary of a language, including the words and phrases used in communication. It often relates to the meanings and relationships of words, as well as their forms and usage.
For example:
- Lexical semantics refers to the study of how words convey meaning.
- Lexical categories (or parts of speech) include nouns, verbs, adjectives, etc.
Overall, anything described as "lexical" typically involves aspects of language that are concerned with the words themselves.