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.
Fruit State Specialist. Division of Plant Sciences. Fire blight is a bacterial disease affecting apple, crabapple, pear, hawthorn, pyracantha (firethorn) and related species. The bacteria commonly overwinter in cankers (sunken diseased areas) on the tree, which produce a sticky exudate in early spring (Figure 1).