[per.pe.tu.i.ty] n, pl -ties [ME perpetuite, fr. MF perpetuite, fr. L perpetuitat-, perpetuitas, fr. perpetuus] (15c) 1: eternity 2
2: the quality or state of being perpetual "bequeathed to them in ~" 3 a: the condition of an estate limited so that it will not take effect or vest within the period fixed by law b: an estate so limited
4: an annuity payable forever