spell check
noun [ C or U ]
IT ukus (also spellchecker); (spelling checker)
a computer program that checks that the words in a document have the correct spellings:
I had meant to write 'definitely' rather than 'defiantly' but the computer's spell check hadn't caught the mistake.
spell check
verb [ I or T ]
IT ukusto use a computer program to check that the words in a document have the correct spellings:
Be sure to spell check the report before you print it.