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Noun: lookup
  1. An operation that determines whether one or more of a set of items has a specified property
    "they wrote a program to do a table lookup";
    - search
Verb: look up
  1. Seek information from
    - consult, refer

Derived forms: looks up, looked up, looking up, lookups

See also: look

Type of: operation, research

Encyclopedia: Lookup

Look up, look out, look alive!