clone

Short definition from Wiktionary

Noun

1. 1
   A living organism (originally a plant) produced asexually from a single ancestor, to which it is genetically identical.
2. 2
   A group of identical cells derived from a single cell.
3. 3
   A copy or imitation of something already existing, especially when designed to simulate it.
4. 4
   A person who is exactly like or very similar to another person, in terms of looks or behavior.
5. 5
   A Castro clone.

Verb

1. 1
   To create a clone of.