Steenbock unit

Steen·bock u·nit

a unit of vitamin D; the total amount of vitamin D that will produce within 10 days a narrow line of calcium deposit in the rachitic metaphyses of the distal ends of the radii and ulnae of standard rachitic rats.


Harry, U.S. physiologist and chemist, 1886-1967.
Steenbock unit - a unit of vitamin D.