What does the prefix Dyna mean?

The prefix "Dyna" comes from the Greek word "dynamis," meaning power or strength. It's often used in words related to power, force, energy, or motion.

Here are some examples:

* Dynamics: The study of forces and motion

* Dynamo: A generator of electrical energy

* Dynamite: A powerful explosive

* Dynamometer: A device that measures power

* Dynasty: A succession of rulers from the same family, implying power and influence

So, when you see the prefix "Dyna" in a word, you can usually infer that it relates to some concept of power or strength.