Term: tracer: (radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes
Candidate hypernym: radioisotope: a radioactive isotope of an element; produced either naturally or artificially → 1
Candidate hypernym: secretary of housing and urban development: the person who holds the secretaryship of the Department of Housing and Urban Development → 0
Candidate hypernym: fence-sitter: a person who won't take sides in a controversy → 0
Candidate hypernym: cystitis: inflammation of the urinary bladder and ureters → 0
Candidate hypernym: lagerstroemia: shrubs or small trees of tropical Asia and Africa usually with showy white, pink, or purplish flowers → 0
Candidate hypernym: mother-in-law's tongue: stemless plant having narrow rigid leaves often cultivated as a houseplant → 0
Candidate hypernym: mellowness: a taste (especially of fruit) that is ripe and of full flavor → 0
Candidate hypernym: mesophyte: land plant growing in surroundings having an average supply of water; compare xerophyte and hydrophyte → 0
Candidate hypernym: occupation license: a license to pursue a particular occupation → 0
Candidate hypernym: latimeria: type genus of the Latimeridae: coelacanth → 0
Candidate hypernym: pruritus: an intense itching sensation that can have various causes (as by allergies or infection or lymphoma or jaundice etc.) → 0