Dictionary

hardening

noun hard·en·ing

Definition of HARDENING

:  sclerosis 1 <hardening of the arteries>
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First Known Use of HARDENING

1953
Medical Dictionary

hardening

noun hard·en·ing \ˈhärd-niŋ, -ən-iŋ\

Medical Definition of HARDENING

:  sclerosis 1 <hardening of the arteries>
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