Historical Examples. 1  The stumbling block of the magistrates appeared to be the identifying Levison with Thorn. 2  That speech has been the stumbling block of most actors we have seen. 3  In short, he was a stumbling block in their path, and they leagued themselves against him.
Blount's disease. Blount's disease is a growth disorder of the tibia (shin bone) that causes the lower leg to angle inward, resembling a bowleg. It is also known as tibia vara. It is named after Walter Putnam Blount (1900â1992), an American pediatric orthopedic surgeon.
Fire blight is a highly contagious fruit tree disease caused by the Erwinia amylovora bacterium. Treatment and control is possible, even after trees become infected. Erwinia amylovora infected crabapple trees. Photo courtesy of Mary Ann Hansen, Virginia Polytechnic Institute and State University, Bugwood.org.