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.
The word senescence can refer either to cellular senescence or to senescence of the whole organism. It is commonly believed that cellular senescence underlies organismal senescence. The science of biological aging is biogerontology. Senescence is not the inevitable fate of all organisms and can be delayed.