Scholia are comments or annotations made on a work of literature, usually in the margins. Synonyms for scholia include glosses, notes, annotations, commentary, explanations, elucidations and explications. These terms all refer to the act of providing additional information, analysis or interpretation of a text beyond its literal meaning. Scholia and their synonyms are important tools for scholars and readers to gain a deeper understanding of the text and its historical or cultural context. They can also help clarify obscure or difficult passages, and provide insight into the author's intentions and messages.