It contains the words that the spell checker uses for checking for errors. You can add new words to the dictionary.
For a spelling checker algorithm to work, there has to be a list of words or a dictionary with correct words. The algorithm has to take each word and see if exists in the dictionary. If a word does not exist in the dictionary, it gets highlighted as a misspelling. To speed up searching a word in a dictionary, a computer program may use indexing and binary search etc..Then the next step is to suggest correct spelling. For this, the spell checker uses pattern matching. A good Spelling suggestion algorithm may split a given misspelled word in to syllables and look for words that has as many syllables of the misspelled word in that order to list spelling suggestions. Most of the time, misspellings goes in vowels.
A dictionary can help you with the spelling and meaning of words.
That happens sometimes, if the word is not in your dictionary. if you're on Microsoft Word, click tools, then spell check. if it still isn't working, then the words that are incorrect probably aren't in your dictionary, or even better, you didn't make a mistake!Another answer:A spell checker can only check individual words. It cannot take the context into account. Therefore, if you have written "The children found there cat in the kitchen", you have made a spelling mistake (you should have written "their" not "there") but the spell checker will not correct it.
To understand the correct spelling and meaning and pronunciation of words.
words that are spelled differently but sound the same
The information found in a dictionary can include the correct spelling of words, their meanings, examples of their use, and clues as to the origins of words.
Read a dictionary, or sound words out... sounding it out doesn't always work so if you read a dictionary... you can learn the words that do not work
A spell checker will find spelling errors in a word processing document. It will not find words that are used incorrectly in a sentence.