individual

a.

  1. Not divided, or not to be divided; existing as one entity, or distinct being or object; single; one; as, an individual man, animal, or city.
  2. Of or pertaining to one only; peculiar to, or characteristic of, a single person or thing; distinctive; as, individual traits of character; individual exertions; individual peculiarities.

n.

  1. A single person, animal, or thing of any kind; a thing or being incapable of separation or division, without losing its identity; especially, a human being; a person.
  2. An independent, or partially independent, zooid of a compound animal.
  3. The product of a single egg, whether it remains a single animal or becomes compound by budding or fission.