recombinant DNA

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Genetically engineered DNA prepared by transplanting or splicing genes from one species into the cells of a host organism of a different species. Such DNA becomes part of the host's genetic makeup and is replicated.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun genetics DNA that has been engineered by splicing together fragments of DNA from multiple species and introduced into the cells of a host