noun
Refers to the total set of words known or used by a person, group, or within a specific field. Often used in linguistic or academic contexts.
彼のレキシコンには専門用語が豊富だ。
His lexicon is rich in technical terms.
言語学者は幼児のレキシコン発達を研究している。
Linguists study the development of children's lexicon.
noun
Specifically a reference work listing words, especially for ancient languages like Greek, Latin, or Hebrew. Less commonly used for modern dictionaries.
古典ギリシャ語のレキシコンを引く。
I consult a lexicon of classical Greek.
このレキシコンはヘブライ語の単語を詳しく解説している。
This lexicon explains Hebrew words in detail.