stated / unstated assumption
stated / unstated assumption (suposición explícita / implícita)
a belief an argument depends on, which the author either says outright (stated) or leaves unsaid (unstated).
Example
Join our gym and get the body you want. (Unstated assumption: you want to change your body.)
In Spanish
stated / unstated assumption (suposición explícita / implícita) — una creencia de la que depende un argumento, que el autor dice abiertamente (explícita) o no dice (implícita).
Join our gym and get the body you want. (Suposición implícita: quieres cambiar tu cuerpo.)