Mid 17th century; earliest use found in John Gauden (c1599–1662), bishop of Worcester. From classical Latin veterascent-, veterascēns, present participle of veterascere to grow old from veter-, vetus old + -ascere.
Definition of veterascent in US English:
veterascent
adjective
rare, literary
Growing old, ageing.
Origin
Mid 17th century; earliest use found in John Gauden (c1599–1662), bishop of Worcester. From classical Latin veterascent-, veterascēns, present participle of veterascere to grow old from veter-, vetus old + -ascere.