short
The Italian word 'breve' is used to describe something that is short in duration or length. It can be used to describe a short period of time, a short distance, or a short piece of writing. For example, 'un breve viaggio' means 'a short trip', 'un breve discorso' means 'a short speech', and 'un breve articolo' means 'a short article'.
The meeting will be short.
In this sentence, 'breve' is used to describe the length of a meeting. It indicates that the meeting will not take a long time, or in other words, the meeting will be short.
You should write a short note.
This sentence gives a suggestion about writing a note. The adjective 'breve' describes the note and advises that it should not be long, thus, it should be a short note.
This is a short summary of the book.
In this context, 'breve' is used to describe the summary of a book. It means that the summary provides the main points of the book without using many words, so it is a short summary.