Definitions for aging
ripening, aging, ageing(noun)
acquiring desirable qualities by being left undisturbed for some time
aging, ageing, senescence(adj)
the organic process of growing older and showing the effects of increasing age
aging, ageing, senescent(adj)
Kernerman English Learner's Dictionary
her aging parents
the process of becoming old
scientific studies on aging
The process of becoming older or more mature.
Allowing something to become older.
The owner asked the clerk to age some big bills that were due.
The deliberate act of making something (such as an antique) appear older than it is.
Becoming senescent; accumulating damage to macromolecules, cells, tissues and organs with the passage of time
Elderly person. Only as a collective plural in "the aging"
The aging artist could no longer steadily hold the brush.
U.S. National Library of Medicine
The gradual irreversible changes in structure and function of an organism that occur as a result of the passage of time.