12-Letter Words Ending: MA

• parenchyma whose cells contain chloroplasts

• A mechanical ground tissue, impermeable to water, which consists of cells having narrow lumen and thick, mineralized walls of lignin; present in stems, vascular bundles (of monocots), seed coverings, and vein and tips of leaves.

• The hard calcareous deposit in the tissues of the stony corals (Anthozoa).

• A fibroblastic sarcoma: a malignant tumor derived from fibrous connective tissue

• a form of carcinoma of the mesothelium lining lungs or abdomen or heart; usually associated with exposure to asbestos dust

• tumor of the fibrous covering of a peripheral nerve

• a fast-growing malignant brain tumor composed of spongioblasts; nearly always fatal

• malignant bone tumor; most common in children and young adults where it tends to affect the femur