Haversian canal
Concise Oxford English Dictionary © 2008 Oxford University Press:
Haversian canal /həˈvəːsɪən/
▶noun Anatomy any of the minute tubes which form a network in bone and contain blood vessels.
– origin C19: named after the 17th-cent. English anatomist Clopton Havers.
'Haversian canal' also found in these Oxford entries:

