Gel soap is a type of liquid soap that has a thicker consistency than regular liquid soap. There are several synonyms for the term "gel soap" including "shower gel", "body wash", "liquid soap", and "body cleanser". These terms are often used interchangeably, particularly when describing products used for personal hygiene.
Shower gel is a term commonly used for gel soap marketed specifically for use in the shower, while body wash and body cleanser are more general terms that can be used for any type of liquid soap used for body cleansing. Liquid soap is a more broad term that can refer to any type of soap that is not in solid form, including dish soap and hand soap.