This is the 129th most frequent Spanish word.
martes
Tuesday.
Indicating a specific day in the future.
El próximo martes iremos al parque.
Next Tuesday we will go to the park.
Referring to a habitual action on this day of the week.
Los martes suelo ir al gimnasio.
On Tuesdays I usually go to the gym.
Describing a specific day in the past.