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"Ever since" is a phrase which is often translated as "desde que", and "since then" is an adverb which is often translated as "desde entonces". Learn more about the difference between "ever since" and "since then" below.
ever since(
eh
-
vuhr
sihns
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. desde entonces
I tried being a vegetarian for a week, and I've been a vegetarian ever since.Intenté ser vegeteriano por una semana, y soy vegeteriano desde entonces.
since then(
sihns
thehn
)An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
a. desde entonces
I quit smoking six years ago, and I've been much healthier since then.Dejé de fumar hace seis años y, desde entonces, he estado mucho más sano.