Pepper is considered to be a spice and one of the most commercially-popular spices at that. This spice is extremely versatile in the culinary world because it is able to complement and enhance the taste of so many different types of foods and dishes, including fish and poultry as well as many others.
You will find that there are many different kinds of spices that you can use when trying to enhance the taste of a dish, including black pepper, chili pepper, and cayenne pepper. Herbs are characterized by the leaves of plants as opposed to spices which are considered to be seasonings. Rosemary is one example of an herb whereas things like pepper, salt, and ginger are all spices.