Polyembryony

n. formation of more than one embryo from a single egg (Embryology)

Polyembryony is the phenomenon of two or more embryos developing from a single fertilized egg (in humans identical twins). Polyembryony occurs regularly in many plants and animals.The nine banded armadillo, for instance usually gives birth to four identical young. Polyembryony is best known among parasitic insects of the order Hymenoptera, Encyrtidae,Dryinidae, Platygasteridae and Braconidae.
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(n.)
The production of two or more embryos in one seed, due either to the existence and fertilization of more than one embryonic sac or to the origination of embryos outside of the embryonic sac.
  

polyembryony
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Eng: polyembryony
Urdu: کثرَتِ جَنِین ۔ واحِد بار آوَر بیضَہ سے دو یا دو سے زِیادہ جَنِینوں کا پَیدا ہو جانے کا عمَل ۔