stopword

American  

[stop-wurd] / ˈstɒpˌwɜrd /

Or stop word

noun

1. any of a number of very commonly used words, as a, and, in, and to, that are normally excluded by computer search engines or when compiling a concordance.

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Etymology

Origin of stopword

First recorded in 1965–70; stop ( def. ) + word ( def. )