The avocado (also known as alligator pear) additionally refers to the tree's fruit, which is botanically a large berry containing a single seed. The pear-shaped fruit is 2.8–7.9 in long, weighs between 3.5 and 35.3 oz., and has a large central seed, 2.0–2.5 in long.

Avocadoes have a green-skinned, fleshy body that may be pear-shaped, egg-shaped, or spherical. The fruit is not sweet, but distinctly and subtly flavored, with smooth texture Generally, avocado is served raw, though some cultivars, can be cooked for a short time without becoming bitter. Caution should be used when cooking with untested cultivars; the flesh of some avocados may be rendered inedible by heat.

A typical serving of avocado (100 g) is moderate to rich in several B vitamins and vitamin K, with good content of vitamin C, vitamin E and potassium..