Haversian \Ha*ver"sian\ (h[.a]*v[~e]r"shan), a.
Pertaining to, or discovered by, Clopton Havers, an English
physician of the seventeenth century.
[1913 Webster]
{Haversian canals} (Anat.), the small canals through which
the blood vessels ramify in bone.
[1913 Webster]