target organ

English Thesaurus

1. (radiology) organ intended to receive the therapeutic dose of a radioactive substance (noun.body)

hypernym	:	organ,
definition	:	a fully differentiated structural and functional unit in an animal that is specialized for some particular function (noun.body)

domain category	:	radiology,
definition	:	the branch of medical science dealing with the medical use of X-rays or other penetrating radiation (noun.cognition)