* Noun: This is the most common usage. It refers to the act of being dismissed, such as from a job or a meeting.
* Verb: This is less common, but it can be used to mean "to dismiss," as in "The manager dismissed the employee."
* Adjective: This is even less common, but it can be used to describe something that is dismissive, as in "He had a dismissal attitude towards the new project."
Here are some examples:
* Noun: The dismissal of the employee was a surprise to everyone.
* Verb: The teacher dismissed the class early today.
* Adjective: His dismissal tone made it clear he didn't care about our concerns.