amyelonic

[ ā-mī′ə-lŏnĭk, ə-mī′- ]

adj.

Amyelous.
Lacking bone marrow or lacking the functional participation of bone marrow in hemopoiesis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.