Definition of lookup in English:

lookup

Syllabification: look·up
Pronunciation: /ˈlo͝okˌəp
 
/

noun

[usually as modifier]
  • 1The action of or a facility for systematic electronic information retrieval.
    More example sentences
    • Other connection filtering techniques include reverse lookups, verifying computer names and verifying the from email address.
    • For performance tuning it is possible with servlets to cache common data (such as database queries) in memory to avoid unnecessary and costly database lookups.
    • This makes lookups faster, he said, which means the databases can be larger and more comprehensive.
  • 2A facility for lookup: you need an online dictionary with fast phonetic lookup
    More example sentences
    • With an Internet connection available, then the integral CDDB lookup facility will quickly fill in the Artist, Title, Album, etc. from its database.
    • But wireless carriers outside Europe have not offered that latter option for Internet services such as games, directory lookup or other content until recently.
    • This facilitated a quick lookup of parental data given a genotype but did not allow a more complete description of the parental pedigree.

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