A textile electrode (1) for measuring an electrical signal of a part of the body, said electrode comprising, successively from the side to be applied on the body part to the outside: - a conductive textile contact (3) adapted to be applied to said part of the body; - a textile support (2) for supporting said textile contact (3); - a vapor barrier sheet material (7) capable of reducing, during use, the evaporation of liquid from said textile electrode (1); - an absorbent material (4) capable of storing a liquid or a gel, characterized in that said absorbent material is disposed between said conductive textile (3) and said textile support (2).Un electrodo textil (1) para medir una señal eléctrica de una parte del cuerpo, comprendiendo dicho electrodo, sucesivamente desde el lado a aplicar en la parte del cuerpo hasta el exterior: - un contacto textil conductor (3) adaptado para aplicarse a dicha parte del cuerpo; - un soporte textil (2) para soportar dicho contacto textil (3); - un material de lámina de barrera de vapor (7) capaz de reducir, durante el uso, la evaporación de líquido de dicho electrodo textil (1); - un material absorbente (4) capaz de almacenar un líquido o un gel, caracterizado por que dicho material absorbente se dispone entre dicho textil conductor (3) y dicho soporte textil (2).