1. Fertilization of a second ovum after a pregnancy has begun; results in two foetuses of different ages in the uterus at the same time
   "superfetation is normal in some animal species"

Derived forms: superfetations

See also: superfetate

Type of: fecundation, fertilisation [Brit], fertilization, impregnation

Encyclopedia: Superfetation

• monotypic
• monounsaturated
• monounsaturated fatty acid
• monovalent
• monovular
• monoxide
• monozygotic
• monozygotic twin
• monozygous twin
• Monro's foramen
• Monroe
• Monroe Doctrine
• Monrovia
• mons
• mons pubis
• mons veneris
• steadily
• steadiness
• steading
• steady
• steady down
• steady state theory
• steady-going
• steadying
• steak