Definition of "look up" []

• To look in an upwards manner (verb)
• To have better prospects, to improve (verb)
• To obtain information about something from a text source (verb)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "He flipped up his eyepiece and crept out to look up to the third-level promenade and down to the first-level cavern floor."
• "So I checked into the Biltmore Hotel in downtown Los Angeles, which is where the Cubs stayed when they were playing exhibition games with their farm club, the Los Angeles Angels, and that evening I walked downstairs to the Biltmore Bowl, a nightclub on the lower level, to look up a fellow Iowan, Joy Hodges."
• "You can complete them online at www.thetimeparadox.com, or you can complete the versions included in this book and look up comparisons for your scores online."