Canadian Medical Guide > Biological Sciences > Reproductive and Urinary Physiology > Reproduction > Pregnancy, Multiple Terms and Definitions

Pregnancy, Multiple

Medical Definition:	The condition of bearing two or more fetuses simultaneously. (Stedman, 25th ed)
Guide Notes:	human & animal; this is the mother: TWINS; TRIPLETS; etc. is the offspring; specify TWINS, etc. NIM if pertinent; in ref to animals, do not use PREGNANCY, MULTIPLE for animals naturally having litters; consider LITTER SIZE; IM; qualif permitted as for PRE

Pregnancy, Multiple Categories.

	Quadruplets
	Quintuplets
	Superfetation - The fertilization and subsequent development of an ovum when a fetus is already present in the uterus, a result of fertilization of ova during different ovulatory cycles and yielding fetuses of different ages. (Dorland, 28th ed)
	Triplets
	Twins

Pregnancy, Multiple Medical Definitions and Terms

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