Frontolysis is a term used in meteorology to describe the dissipation or weakening of a frontal system. While frontolysis may not have many direct synonyms, its concept can be expressed using alternative phrases. One synonym for frontolysis is "frontal dissipation", which refers to the gradual disappearance or weakening of a front. Another related term is "frontal decay", indicating the process of frontal deterioration. Additionally, "frontal dissipation" or "frontal weakening" can be used to convey the fading or diminishing of a front's characteristics. Although options are limited, employing these alternative expressions can effectively capture the idea behind frontolysis in meteorological discourse.