1Attributive Designating a test for the heterophile antibody of infectious mononucleosis (glandular fever), which reacts with sheep erythrocytes. Chiefly in "Paul–Bunnell test".
2A Paul–Bunnell reaction; the result of a Paul–Bunnell test.
Paul–Bunnell/ˌpɔːl bəˈnɛl/ /ˌpɔːl ˈbʌnl/
1930s; earliest use found in The Lancet. From the names of John Rodman Paul and Walls Willard Bunnell, U.S. physicians, who described the test in 1932.