look up

Short definition from Wiktionary

Verb

1. 1
   Used other than figuratively or idiomatically: see look, up.
2. 2
   To have better prospects.
3. 3
   To obtain, or seek to obtain, information about something.
4. 4
   To obtain, or seek to obtain, information about something: To obtain information about something from a reference book.
5. 5
   To obtain, or seek to obtain, information about something: To enter a query into a database or search engine.
6. 6
   To reconnect or meet with someone that one used to know.

Noun

1. 1
   Alternative form of lookup.