noun
a computer program that retrieves documents or files or data from a database or from a computer network (especially from the internet)
• Hypernyms: ↑program, ↑programme, ↑computer program, ↑computer programme
• Instance Hyponyms: ↑Google, ↑Yahoo, ↑Ask Jeeves
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noun, pl ⋯ -gines [count]
: a computer program that is used to look for information on the Internet
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a computer program that searches the Internet for information, especially by looking for documents containing a particular word or group of words
Useful english dictionary. 2012.