Blood vessels that carry blood away from the heart. Capillaries Tiny, thin-walled blood vessels that allow the exchange of gases and nutrients between the blood and cells and are located between arteries and veins.
Two students working on an essay together. The definition of an essay is a short piece of writing that expresses information as well as the writerâs opinion. An example of an essay is a short paper about why smoking is bad for you. To essay is defined as to try something.
Crews defines an essay as a fairly brief piece of nonfiction that tries to make a point in an interesting way.. An essay is fairly brief. While writers will sometimes refer to book-length texts as essays, the term usually refers to short pieces that might be published in a magazine or newspaper.