What does "look up" mean?

To search for information To find information in a book, online, or other reference.

How do you use "look up" in a sentence?

Look it up in the dictionary. I'll look up his number. She looked up the answer online.

Phrasal Verb BritishAmericanAustralian ★★★★★ Very Common Neutral

Meaning: To search for information

查找、查阅

Buscar, consultar

調べる、検索する

찾아보다, 검색하다

To find information in a book, online, or other reference.

在书籍、网上或其他参考资料中查找信息。

Encontrar información en un libro, en internet u otra referencia.

本やオンラインなどで情報を探すこと。

책, 인터넷 또는 기타 참고 자료에서 정보를 찾다.

Base verb: look

Particle: up

Separable: Yes — the object can go between the verb and particle

Look it up in the dictionary.
查查字典。
Búscalo en el diccionario.
辞書で調べて。
사전에서 찾아봐.
I'll look up his number.
我来查一下他的号码。
Voy a buscar su número.
彼の番号を調べるよ。
그의 전화번호를 찾아볼게.
She looked up the answer online.
她在网上查了答案。
Buscó la respuesta en internet.
彼女はネットで答えを調べた。
그녀는 인터넷에서 답을 찾아봤다.

Context: research, reference

Tone: practical

From lifting eyes to search.

Era: Modern

Generation: All ages

Social background: Universal