'Malacosteon' definitions:

Definition of 'Malacosteon'

From: GCIDE

Malacosteon \Mal`a*cos"te*on\, n. [NL., Gr. fr. malako`s soft + 'oste`on bone.] (Med.) A peculiar disease of the bones, in consequence of which they become softened and capable of being bent without breaking. [1913 Webster]