The word "procellaria" refers to a type of bird that belongs to a family called Procellariidae, which are often known as shearwaters and petrels. These birds are typically found in oceanic regions and are known for their long wings and ability to glide over the water.
"Procellaria" is a noun that refers to a specific group of seabirds known for their oceanic lifestyle. It is primarily used in scientific discussions about birds.