an entire day
Estuvimos esperándote un día entero.
We were waiting for you all day.
Casi me asustó el no verte conectado por un día entero.
I was almost scared when I didn't see you online for a whole day.
Aunque tuviese que andar un día entero.
Even if I had to walk for a whole day.
— El espíritu de la colmena (1973)
Tenía la cara quemada por el sol después de un día entero en la playa.
Her face was sunburned after a whole day at the beach.
It takes a whole day to cook.
Tras un día entero marchando bajo el sol ardiente, todos estaban exhaustos.
After a whole day marching under the blazing sun, everyone was exhausted.
No tardamos un día entero en hacer el trabajo de una hora.
We didn't take a whole day to do a job that takes an hour.
— Vivir (1952)