How to Teach the Mac OS X Mail Inline Spell Checker New Tricks

There's no doubt that you are smarter than the spell checker in Mac OS X Mail (though it may be more pedantic). The next time when it thinks that Schrödinger's cat does not exist (dead or alive), teach it the new word so it won't mark it as a mistake again.

Teach the Mac OS X Mail Inline Spell Checker New Tricks

To teach the Mac OS X Mail spell checker a new word:

• Make sure you have enabled inline spell checking.
• Click on the underlined word with the right mouse button.
  • Alternatively, hold down the Ctrl key while clicking on the underlined word.
• Select Learn Spelling from the pop-up menu.