| Definition | To produce, develop, or alter through genetic engineering |
| OED requirements | antedating 1989 |
| Comment | Added to the OED in June 2008 |
| Last modified | 15 January, 2009 |
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| 1991 L. Niven et al. Fallen Angels 363 | Those mice are gengineered to produce juvenile growth hormone. |
| 1993 J. Brosnan Opoponax Invasion (1994) 85 | All the various meats available in Purgatory were gengineered into existence, just like they were in the outside world, and no living animals were involved, unless you counted the temporarily living cells of the synthetic meat. |