Medical Dictionary

arteriosclerosis

noun ar·te·rio·scle·ro·sis \är-ˌtir-ē-ō-sklə-ˈrō-səs\
plural ar·te·rio·scle·ro·ses \-ˌsēz\

Medical Definition of ARTERIOSCLEROSIS

:  a chronic disease characterized by abnormal thickening and hardening of the arterial walls with resulting loss of elasticity—compare atherosclerosis
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