unfertilized
adjective
un·fer·til·ized ˌən-ˈfər-tə-ˌlīzd 
: not made fertile : not fertilized
an unfertilized egg
unfertilized soil
Example Sentences
Recent Examples on the Web Meiotic drive is a type of competition within the genome of unfertilized eggs, where variations of different genes can manipulate the cell division process to favor their own transmission to the offspring over other variations. 
Kathryn Kavanagh, The Conversation, 1 Sep. 2022 Kono is particularly proud of the chochin, an ovary surrounding an unfertilized egg, still clinging to its fallopian tube and liver. Caroline Hatchett, Robb Report, 1 Aug. 2022 The scientists also gathered crustaceans that had spent time in aquariums with reproductive male seaweed plants and relocated them to tanks containing unfertilized female plants. Sarah Kuta, Smithsonian Magazine, 29 July 2022 Next, scientists retrieve an unfertilized egg from another donor animal. Washington Post, 11 Apr. 2022 Whereas the goal with IVF is to produce an embryo that will then be implanted in a patient’s body, oocyte cryopreservation banks unfertilized eggs for later use. Courtney Vinopal, Quartz, 8 Feb. 2022 Researchers with the San Diego Zoo Wildlife Alliance said genetic testing confirmed that two male chicks hatched in 2001 and 2009 from unfertilized eggs were related to their mothers. NBC News, 29 Oct. 2021 Researchers with the San Diego Zoo Wildlife Alliance said genetic testing confirmed that two male chicks hatched in 2001 and 2009 from unfertilized eggs were related to their mothers. CBS News, 29 Oct. 2021 The queen can directly control the numbers of daughters and sons in the colony by laying either fertilized or unfertilized eggs, respectively. Scientific American, 22 Oct. 2021 See More
Kathryn Kavanagh, The Conversation, 1 Sep. 2022 Kono is particularly proud of the chochin, an ovary surrounding an unfertilized egg, still clinging to its fallopian tube and liver. Caroline Hatchett, Robb Report, 1 Aug. 2022 The scientists also gathered crustaceans that had spent time in aquariums with reproductive male seaweed plants and relocated them to tanks containing unfertilized female plants. Sarah Kuta, Smithsonian Magazine, 29 July 2022 Next, scientists retrieve an unfertilized egg from another donor animal. Washington Post, 11 Apr. 2022 Whereas the goal with IVF is to produce an embryo that will then be implanted in a patient’s body, oocyte cryopreservation banks unfertilized eggs for later use. Courtney Vinopal, Quartz, 8 Feb. 2022 Researchers with the San Diego Zoo Wildlife Alliance said genetic testing confirmed that two male chicks hatched in 2001 and 2009 from unfertilized eggs were related to their mothers. NBC News, 29 Oct. 2021 Researchers with the San Diego Zoo Wildlife Alliance said genetic testing confirmed that two male chicks hatched in 2001 and 2009 from unfertilized eggs were related to their mothers. CBS News, 29 Oct. 2021 The queen can directly control the numbers of daughters and sons in the colony by laying either fertilized or unfertilized eggs, respectively. Scientific American, 22 Oct. 2021 See More Word History
First Known Use
circa 1775, in the meaning defined above
Medical Definition
unfertilized
adjective
un·fer·til·ized -ˈfərt-ᵊl-ˌīzd
: not fertilized
an unfertilized egg