Definition of spellchecker in English:

spellchecker

Syllabification: spell·check·er
Pronunciation: /ˈspelˌCHekər
 
/

noun

A computer program that checks the spelling of words in files of text, typically by comparison with a stored list of words.
More example sentences
  • If you're familiar with the spellchecker in a word processor, you'll get on with this tool instantly.
  • No matter how good you are with words, a spellchecker is an indispensable tool.
  • When you run the spellchecker, it checks the spellings of words, says ok this word is wrong, do you want it changed.

Definition of spellchecker in:

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Pronunciation: ˈflɪp(ə)nt
adjective
not showing a serious or respectful attitude