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fraternal twins

   Also found in: Encyclopedia 0.01 sec.
fraternal twins
pl.n.
Twins that derive from separately fertilized ova and that have different genetic makeup. They may be of the same or opposite sex.

fraternal twins.
fraternal twins
Dizygotic twins Twins resulting from 2 separate fertilized eggs liberated simultaneously from the ovaries that develop in separate or partially fused chorionic sacs; 70-80% of twins are dizygotic. Cf Identical twins.


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On November 28, 2004, Roberts and cameraman hubby Daniel Moder became parents of fraternal twins, daughter Hazel Patricia and son Phinnaeus "Finn" Walter.
Following two years of Jon & Kate Plus 8, the TLC reality show that trails couple Jon and Kate Gosselin alongside their fraternal twins and sextuplets, has entered its final chapter: divorce.
Since then, researchers have put a finer point on our understanding of twin differences, demonstrating, for instance, that similarities between identical twins endure even when parents believe them to be ­— and treat them as — fraternal twins (a mistake we won’t be making, thank you very much).
 
 
 
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