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"De" is a form of "de", a preposition which is often translated as "from". "Pensar en" is a transitive verb phrase which is often translated as "to think about". Learn more about the difference between "de" and "pensar en" below.
de(
deh
)A preposition is a word that indicates the relationship between a noun and another word (e.g., He ran through the door.).
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
Te recojo en el coche de mi padre.I'll come get you in my father's car.
¿Esa no es la casa de Susana?Isn't that Susana's house?
a. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
Voy a comprar otro traje de baño para el verano.I'm going to buy another bathing suit for the summer.
Se usa la palanca de cambios para cambiar las marchas.You use the gear shift to change the gears.
a. with
Me sorprendí llorando de pena al pensar en él.I caught myself crying with sorrow when I thought of him.
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
pensar en(
pehn
-
sahr
ehn
)A transitive verb phrase is a phrase that combines a verb with a preposition or other particle and requires a direct object (e.g., take out the trash.).
1. (general)
a. to think about
Luis se pasa todo el día pensando en su próximo viaje a los Estados Unidos.Luis spends the whole day thinking about his upcoming trip to the US.
b. to think of
¿Alguna vez pensaste en estudiar medicina?Have you ever thought of studying medicine?