The state to be weak; weakness; feebleness; languor.
their state of being weak or feeble; feebleness; not enough strength or vigor.
Specifically In medicine, that condition of the body, or of any of its organs, in which the vital functions are discharged with less than normal vigor, the amount of power and activity displayed being reduced.
In astrology, a weakness of a planet, because position: the reverse of a dignity.
their state to be poor in wellness or body (especially from senior years)