The article analyzes the theoretical foundations of phraseological units in the Arabic language and their interpretation in classical sources. It examines the role of phraseological expressions in lexicology, as well as their semantic and structural characteristics. The research findings highlight the necessity of a systematic classification of phraseological units in Arabic language studies and their inclusion in dictionaries.

Arabic language, phraseology, linguistics, lexicology, lexicography, semantics, phraseological units, fixed expressions, meaning, classical sources.

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