parabiosis noun. 
[parǝbʌɪ'ǝʊsɪs] E20.[from PARA-1 + Greek biōsis way of life, from bios life.]Biology. The anatomical union of a pair of organisms, either naturally (as in Siamese twins) or surgically; the state of being so joined.
 ■   para'biont noun an animal that is in a parabiotic union 
M20. ■   parabi'otic adjective of, pertaining to, or existing in parabiosis 
E20. ■   parabi'otically adverb so as to produce parabiosis 
E20.  [TahlilGaran] English Dictionary ▲