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 generation. 1a: a body of living beings constituting a single step in the line of descent from an ancestorb: a group of individuals born and living contemporaneously. 2: the average span of time between the birth of parents and that of their offspring.