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parabiosis

[par-uh-bahy-oh-sis, -bee-]

noun Biology.

experimental or natural union of two individuals with exchange of blood.
Physiology. the temporary loss of conductivity or excitability of a nerve cell.

Origin of parabiosis

First recorded in 1905–10; para-1 + -biosis
Related formspar·a·bi·ot·ic [par-uh-bahy-ot-ik, -bee-] /ˌpær ə baɪˈɒt ɪk, -bi-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for parabiosis

parabiosis

noun

the natural union of two individuals, such as Siamese twins, so that they share a common circulation of the blood
a similar union induced for experimental or therapeutic purposes
Derived Formsparabiotic (ˌpærəbaɪˈɒtɪk), adjective

Word Origin for parabiosis

C20: from para- 1 + Greek biōsis manner of life, from bios life
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
parabiosis in Medicine

parabiosis

[păr′ə-bī-ō′sĭs]

n.

The fusion of whole eggs or embryos, as occurs in conjoined twins.
Surgical joining of the vascular systems of two organisms.
Related formspar′a•bi•ot′ic (-ŏt′ĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.