|1.||the natural union of two individuals, such as Siamese twins, so that they share a common circulation of the blood|
|2.||a similar union induced for experimental or therapeutic purposes|
|[C20: from |
parabiosis par·a·bi·o·sis (pār'ə-bī-ō'sĭs)
The fusion of whole eggs or embryos, as occurs in conjoined twins.
Surgical joining of the vascular systems of two organisms.