RT Journal Article SR Electronic A1 Martínez Real, Francisco T1 Lineal structures in the dictionaries of Spanish synonyms and antonyms JF Romanica Olomucensia YR 2016 VO 28 IS 2 SP 161 OP 168 DO 10.5507/ro.2016.016 UL https://romanica.upol.cz/artkey/rom-201602-0004.php AB This article presents an analysis of the linear structures - proposed by Cruse (2000) and accepted among most linguists - in different dictionaries of Spanish synonyms and antonyms. The article first explains the concept of linear structures and its implications for the elaboration of dictionaries. It then explores if these structures are reflected in the dictionaries and in which ways these structures can help to improve dictionary entries of this kind by clarifying which words can be classified as synonyms and antonyms.