metachromatic body n.
A concentrated deposit of phosphate polymer, lipid, and nucleoprotein occurring in many bacteria, algae, fungi, and protozoa, and having staining properties different from those of the surrounding protoplasm.
- Metachromatic leukodystrophy
metachromatic leukodystrophy n. An inherited metabolic disorder characterized by myelin loss, accumulation of metachromatic lipids in the white matter of the central and peripheral nervous systems, a marked excess of sulfatidates in white matter and in urine, progressive paralysis, and dementia.
- Metachromatic stain
metachromatic stain n. A stain that has the ability to produce different colors in various histological or cytological structures.
[met-uh-kroh-muh-tiz-uh m] /ˌmɛt əˈkroʊ məˌtɪz əm/ noun 1. change of color, especially that due to variation in the temperature of a body. /ˌmɛtəˈkrəʊməˌtɪzəm/ noun 1. a change in colour, esp when caused by a change in temperature metachromatism met·a·chro·ma·tism (mět’ə-krō’mə-tĭz’əm) n. Metachromasia.
metachromophil met·a·chro·mo·phil (mět’ə-krō’mə-fĭl’) or met·a·chro·mo·phile (-fīl’) adj. Metachromatic.