👉 Sourdeline is a term used in literature, particularly in the context of poetry or prose. It refers to an emotional state where one feels a deep longing for something that has been lost, forgotten, or abandoned. The word is often used metaphorically to describe a feeling of sadness or regret caused by a loss. For example, in a poem, sourdeline might be described as the "sadness of losing someone you loved" or "the sorrow of missing the person who once meant so