polyembryony

(redirected from Polyembryonate)
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pol·y·em·bry·o·ny

(pol'ē-em-brē'ō-nē),
Condition of a zygote's giving rise to two or more embryos.
[poly- + G. embryon, embryo]

polyembryony

(pŏl′ē-ĕm′brē-ə-nē, -ĕm-brī′-)
n.
Development of more than one embryo from a single egg or ovule.

pol′y·em′bry·on′ic (-brē-ŏn′ĭk) adj.

polyembryony

  1. (in plants) the formation of more than one embryo within the TESTA of a seed.
  2. (in animals) the development of more than one embryo from a single egg as occurs, for example, in certain parasitic HYMENOPTERA which use this phenomenon to increase rapidly the numbers of juveniles within the host.
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