pe·ri·od·ic·i·ty noun \ˌpir-ē-ə-ˈdi-sə-tē\
: the quality, state, or fact of being regularly recurrent or having periods
First Known Use of PERIODICITY
pe·ri·od·ic·i·ty noun \ˌpir-ē-ə-ˈdis-ət-ē\ (Medical Dictionary)
: the quality, state, or fact of being regularly recurrent or having periods <the periodicity of peptic ulcer is…characteristic of the disease—Journal of the American Medical Association>
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