The cost of dental bridges varies depending on the type of bridge selected and the area of the country in which the procedure is performed. Dental insurance will typically pay a percentage of the fee depending on the individual dental plan.he cost of dental bridges varies depending on the type of bridge selected and the area of the country in which the procedure is performed. Dental insurance will typically pay a percentage of the fee depending on the individual dental plan.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  senescent(Adjective) Growing old; decaying with the lapse of time. 2  senescent(Adjective) characteristic of old age.
senescence - the organic process of growing older and showing the effects of increasing age. ageing, aging. catabiosis - normal aging of cells. biological process, organic process - a process occurring in living organisms.