The term "Italic languages" refers to a branch of the Indo-European language family that includes languages such as Latin, Italian, French, and Spanish. Synonyms for this term include Romance languages, which is a broader category that also includes Portuguese and Romanian, and Italo-Celtic, which suggests a possible historical connection between Italic and Celtic languages. Another synonym is Continental Romance, which emphasizes the geographical distribution of these languages in continental Europe. Additionally, some linguists use the term "Italic-Romance" to highlight the evolutionary relationship between the Italic and Romance languages, and to distinguish them from other branches of the Indo-European family.