any zygomycetous fungus of the genus Rhizopus, esp R. nigricans, a bread mould
Rhizopus Rhi·zo·pus (rī’zə-pəs, rī-zō’pəs)
A genus of rot-causing fungi that includes the common bread mold; some species cause mucormycosis in humans.
noun 1. the area of soil that surrounds the roots of a plant and is altered by the plant’s root growth, nutrients, respiration, etc. noun 1. the region of the soil in contact with the roots of a plant. It contains many microorganisms and its composition is affected by root activities rhizosphere (rī’zə-sfîr’) The soil […]
noun, plural rhizotomies. Surgery. 1. the surgical section or cutting of the spinal nerve roots, usually posterior or sensory roots, to eliminate pain. noun (pl) -mies 1. surgical incision into the roots of spinal nerves, esp for the relief of pain rhizotomy rhi·zot·o·my (rī-zŏt’ə-mē) n. Surgical severance of spinal nerve roots, as for the relief […]
noun 1. See under Rh factor. noun, Physiology. 1. any of a type of specific antigen present on the surface of red blood cells, persons having inherited such antigens being designated Rh+ (Rh positive) and persons lacking them, a much smaller group, being designated Rh− (Rh negative) blood of Rh− persons is incompatible with Rh+ […]
- Rh null syndrome
Rh null syndrome n. A syndrome that is characterized by a lack of all Rh antigens, hemolytic anemia that has been compensated for by the body, and stomatocytosis.