"Gioconda's Smile" is a term used to describe the enigmatic and mysterious smile that is famously depicted in Leonardo da Vinci's painting, the Mona Lisa. While this phrase has become synonymous with this particular painting, there are numerous other terms that can be used to describe the expression on her face. Some synonyms that come to mind include a subtle grin, a wistful smile, a knowing smile, or a sly smirk. Each of these terms implies a different emotion behind the smile, depending on how it is perceived by the viewer. Whether it is seen as shy, sly, or wise, "Gioconda's Smile" will continue to captivate and fascinate art lovers for generations to come.