![senescent senescent](https://www.tekportal.net/wp-content/uploads/2018/11/senescent.jpg)
adjective
- growing old; aging.
- Cell Biology. (of a cell) no longer capable of dividing but still alive and metabolically active.
adjective
- growing old
- characteristic of old age
adj.1650s, from Latin senescentem (nominative scenescens), present participle of senescere “to grow old,” from senex “old” (see senile). adj.
- Growing old; aging.