The spell checker is started by placing the cursor inside of a text or editor area, then invoking the function
Edit>Check
Spelling or pressing the spell checker tool button ().
Alternatively, you may select a text area and then press the spell checker
button.
To add this function to the workbench toolbar and to the menu go to Window>Customize Perspective..., open the Commands page, and checkmark SpellChecker.
Improper words are shown in the Spell Correction View. You may replace such words, ignore them, or add them to the dictionary.
The Spell Checker Preference Page allows the selection of the dictionary and to set a variety of options.
The Spell Checker is deployed with a relatively small default dictionary for the English language. Users may want to upgrade to more complete dictionaries which are freely available in different languages.