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spelling checker

noun
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Definition of spelling checker

: a computer program that identifies possible misspellings in a block of text by comparing the text with a database of accepted spellings

— called also spell check, spell checker

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“Spelling checker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spelling%20checker. Accessed 15 Jun. 2021.

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