Updated on March 16, 2024
| identical | The identical twins were so alike that even their parents had trouble telling them apart. |
| monozygotic | Monozygotic twins originate from the same fertilized egg and share 100% of their genome. |
| fraternal | My fraternal twins are two years apart in age. |
| dizygotic | Dizygotic twins are non-identical twins that develop from two separate eggs. |
| siamese | She was one of the Siamese twins with congenital heart disease. |
| conjoined | The conjoined twins were separated by a team of skilled surgeons. |
| old | The old twins resembled each other so much that people often mistook one for the other. |
| male | The male twins were born just minutes apart. |
| female | The fraternal female twins were identical in appearance. |
| egg | I found two perfectly-shaped egg twins in my backyard. |
| nonidentical | The nonidentical twins had striking differences in their appearance. |
| discordant | The discordant twins shared few interests but had a bond that was undeniable. |
| monozygous | Monozygous twins also known as identical twins, develop from a single fertilized egg that splits into two. |
| uniovular | Sarah and Jessica are uniovular twins |
| monochorionic | Monochorionic twins share the same placenta and chorionic membrane. |
| separated | The separated twins were reunited after many years. |
| divine | The divine twins are believed to be the creators of humanity. |
| sexed | |
| monoamniotic | Monoamniotic twins are a rare type of identical twins that share the same amniotic sac. |
| heavenly | The stars shone like heavenly twins in the vast expanse of the night sky. |
| adult | The adult twins were happy to see each other after a long time. |
| dizygous | Dizygous twins are two genetically distinct individuals who develop from separate fertilized eggs. |
| newborn | The newborn twins slept soundly in their cribs. |
| older | The older twins were already enrolled in school. |
| schizophrenic | |
| mechanical | The mechanical twins moved in eerie unison. |
| inseparable | They were inseparable twins always there for each other. |
| infant | Two infant twins one boy and one girl, were born to the couple. |
| famous | Mary-Kate and Ashley Olsen are famous twins |
| born | They were born twins |
| dichorionic | The dichorionic twins shared a placenta but had separate amniotic sacs. |
| premature | The premature twins were born at only 24 weeks gestation. |
| younger | The younger twins got into trouble at school. |
| concordant | DNA from concordant twins can give us evidence of genetic determinism |
| affected | |
| adolescent | The adolescent twins shared a close bond, often finishing each other's sentences. |
| danish | I saw the danish twins at the park. |
| healthy | The healthy twins were born last night. |
| terrible | |
| swedish | The Swedish twins brought their homemade meatballs to the potluck. |
| dissimilar | Sarah and Natasha are dissimilar twins with contrasting personalities. |
| polysynthetic | On either side of the polysynthetic twins stand two men wearing masks. |
| called | Sarah and Tom have been called twins since they were born. |
| locked | The locked twins peered out from the shadows, their eyes filled with fear. |
| evil | The evil twins plotted to take over the kingdom. |
| aged | The aged twins shared an uncanny resemblance. |
| ovum | |
| diamniotic | The diamniotic twins shared a placenta but had separate amniotic sacs. |
| monovular | The monovular twins were identical in appearance and had the same genetic makeup. |
| shaped | |
| pericline | Pericline twins are rock structures that have layers arranged in a concentric or parallel pattern. |
| finnish | The Finnish twins were born in 1995. |
| australian | The Australian twins were born prematurely and had to spend several months in the hospital. |
| unaffected | The birth of unaffected twins has little effect on the birth weight of a third twin. |
| haired | Two red haired twins were playing in the park. |
| unborn | The doctor confirmed that the expectant mother is carrying unborn twins |
| elderly | The elderly twins shared a close bond that had endured for a lifetime. |
| duplicate | The duplicate twins were born with a rare genetic condition. |
| homozygous | The homozygous twins were identical in every way. |
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