Main Entry:

in·fir·mi·ty

Pronunciation:

\in-ˈfər-mə-tē\

Function:

noun

Inflected Form(s):

plural in·fir·mi·ties

Date:

14th century

1 a: the quality or state of being infirm b: the condition of being feeble : frailty2: disease, malady3: a personal failing : foible <one of the besetting infirmities of living creatures is egotism — A. J. Toynbee>