Definition of placid

The word "placid" has its roots in Latin. The Latin word "placidus" means "at peace" or "quiet," and is derived from the verb "placere," which means "to please" or "to be pleased." In Old French, the word "placid" was borrowed and modified to mean "peaceful" or "tranquil." The word has been used in English since the 14th century to describe something or someone that is calm, serene, and free from disturbance or turmoil. Today, "placid" is often used to describe bodies of water, such as lakes or seas, that are characterized by calm and peaceful conditions. It can also be used to describe a person's demeanor or character, implying a sense of calmness, serenity, and composure.