endosteum

[ en-dos-tee-uhm ]

noun

, Anatomy.

, plural en·dos·te·a [en-, dos, -tee-, uh].

1. the membrane lining the medullary cavity of a bone.

endosteum

/ ɛnˈdɒstɪəm /

noun

1. a highly vascular membrane lining the marrow cavity of long bones, such as the femur and humerus

Derived Forms

• enˈdosteal, adjective

Other Words From

• en·doste·al adjective

Word History and Origins

Origin of endosteum¹

1880–85; end- + New Latin osteum < Greek ostéon bone

Word History and Origins

Origin of endosteum¹

C19: New Latin, from endo- + Greek osteon bone