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"Every day" is an adverb which is often translated as "todos los días", and "all day" is a phrase which is often translated as "todo el día". Learn more about the difference between "every day" and "all day" below.
every day(
eh
-
vri
dey
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
a. todos los días
You should brush your teeth every day.Hay que cepillarse los dientes todos los días.
all day(
al
dey
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
b. el día entero
I've been working on this project all day.Llevo trabajando en este proyecto el día entero.