vs
QUICK ANSWER
"Por" is a preposition which is often translated as "by", and "por eso" is a phrase which is often translated as "that's why". Learn more about the difference between "por" and "por eso" below.
por(
pohr
)A preposition is a word that indicates the relationship between a noun and another word (e.g., He ran through the door.).
5. (by way of)
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
¿Has ido a por tu hijo a la escuela?Have you picked up your son from school?
Habrá que ir a por leche cuando lleguemos.We'll need to go out for milk when we get there.
8. (for each)
10. (in place of)
a. for
Yo terminaré el trabajo por ti cuando estés de vacaciones.I'll finish the job for you while you're on vacation.
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
Está por verse.That remains to be seen.
El asunto está por resolverse.The issue is yet to be resolved.
por eso(
pohr
eh
-
soh
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. that's why
Está lloviendo. Por eso todo el mundo anda con paraguas.It's raining. That's why everyone has an umbrella out.
b. that is why
Alberto está cocinando, por eso huele tan bien en la casa.Alberto is cooking, that is why it smells so good in the house.
c. so
Me sentía sola y necesitaba hablar con alguien, por eso te llamé.I felt lonely and needed to talk to someone, so I called you.
d. for that reason
¿Por qué viniste a Nueva York? - Vine a esta ciudad para estudiar interpretación. Lo hice solamente por eso.Why did you come to New York? - I came to this city to study acting. I did it only for that reason.