Look up click, klik, or klick in Wiktionary, the free dictionary.
Noun. 1. induration-any pathological hardening or thickening of tissue. sclerosis. disseminated multiple sclerosis, disseminated sclerosis, MS, multiple sclerosis-a chronic progressive nervous disorder involving loss of myelin sheath around certain nerve fibers.
Medical Definition of amplitude. 1: the extent or range of a quality, property, process, or phenomenon: asa: the extent of a vibratory movement (as of a pendulum) measured from the mean position to an extremeb: the maximum departure of the value of an alternating current or wave from the average value.