An unfavorable opinion or feeling formed beforehand or without knowledge, thought, or reason.
2.
any preconceived opinion or feeling, either favorable or unfavorable.
3.
unreasonable feelings, opinions, or attitudes, especially of a hostile nature, regarding an ethnic, racial, social, or religious group.
4.
such attitudes considered collectively:
The war against prejudice is never-ending.
5.
damage or injury; detriment:
a law that operated to the prejudice of the majority.
Except keyboard of F7 and Spell Checkbutton in toolbar, you are also able to apply Spelling check command fromExcel 2007/2010/2013/2016 Ribbon: Click the Review tab; Go to Proofing group; Then you will view the Spellingbutton , that's Spell Check command.
hope this helps
Simply press F7 or go to the tab 'Review' and --> left click 'spelling'. Located in the top panel.
This will enable the spell checking phase.
Answer:
(GUI) stands for Graphical User Interface
