endosteum

Term: endosteum

Literally meaning: “ bone inside”

Origin: Anc Greek

ενδο-/endo-(= compining form for “inside”, “internal”, “within”)

+ οστέον/osteoν(=bone) > ο (accumulate) + ίστημι/istimi(stand)

+-um=latin suffix that forms singular nouns

Coined/History

Definition

Endosteum is a membrane that lines the inner surface of all bones.