look up

US /lʊk ˈʌp/
UK /lʊk ˈʌp/
"look up" picture
1.

buscar, consultar

to search for information, especially in a reference book or on a computer

:
I need to look up the meaning of this word in the dictionary.
Necesito buscar el significado de esta palabra en el diccionario.
You can look up his address online.
Puedes buscar su dirección en línea.
2.

mejorar, progresar

to improve or get better

:
Things are finally starting to look up for us.
Las cosas finalmente están empezando a mejorar para nosotros.
His health has really looked up since he started exercising.
Su salud realmente ha mejorado desde que empezó a hacer ejercicio.
3.

buscar, visitar

to visit someone, especially after a long time or when you are in their area

:
I'll look you up next time I'm in town.
Te buscaré la próxima vez que esté en la ciudad.
He promised to look up his old college friends.
Prometió buscar a sus viejos amigos de la universidad.