This book contains papers presented at the XXI EURALEX International Congress, Cavtat, Croatia, 8–12 October 2024.The main topic of the XXI EURALEX International Congress was Lexicography and Semantics.Lexicography and semantics, particularly lexical semantics, share a deep connection, as the accurate representation of meaning is a fundamental aspect of both disciplines. The intersection of lexicography and semantics is a fertile ground for exploring how words convey meanin...