aging
US /ˈeɪ.dʒɪŋ/
UK /ˈeɪ.dʒɪŋ/
1.
the process of growing old
:
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The effects of aging are visible on her skin.
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Research into healthy aging is crucial.
1.
growing old; becoming older
:
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The old house was slowly aging, showing cracks in its walls.
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He is concerned about his parents aging rapidly.