Ars dictaminis is a Latin phrase which means "the art of composition." It refers to the skills and techniques that writers use to create effective speeches, letters, and other forms of written communication.
Think of it like building with Legos. When you build something with Legos, you need to follow certain rules, like connecting the bricks and making sure they stay together. Similarly, when you write something, you need to follow certain rules too, like using proper grammar and making sure your writing is easy to understand.
Ars dictaminis covers all the rules and techniques that help writers create different kinds of writing. For example, if you want to write a letter to someone, there are certain things you need to include, like a greeting and a closing. There are also ways to organize your writing so that it's easy to read and understand.
Overall, ars dictaminis is about learning how to write effectively so that you can communicate your ideas clearly and persuasively. Just like Legos, the more you practice and master these skills, the better you'll become at building something great.