Merriam-Webster's Word of the Day for September 5, 2025 is histrionic. This adjective is used to describe someone or something overly emotional or dramatic, often in a disapproving way. An example illustrates this with a head chef's temper tantrums. The word originates from the Latin noun histrio, meaning "actor." Therefore, something histrionic often evokes the exaggerated emotions found in stage and screen performances, particularly melodrama. While commonly associated with excessive display, histrionic can also refer more neutrally to anything related to acting or theater. The noun form, histrionics, denotes theatrical performances or, more frequently, deliberate displays of emotion for attention. The provided example from Billboard describes a song kicking off with borderline histrionic emotional turmoil. This showcases how the term applies to intense vocal performances. Ultimately, histrionic captures a sense of heightened, often excessive, emotional expression.