Definition of lexical adjective from the Oxford Advanced American Dictionary

 

lexical

 adjective
adjective
NAmE//ˈlɛksɪkl//
 
[usually before noun](linguistics)
 
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connected with the words of a language lexical items (= words and phrases)
NAmE//ˈlɛksɪkli//
 
adverb
See the Oxford Advanced Learner's Dictionary entry: lexical