sustenance
1 ENTRIES FOUND:
Britannica Dictionary definition of SUSTENANCE
[noncount]
formal
1
:
something (such as food) that keeps someone or something alive
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Tree bark provides deer with sustenance in periods of drought.
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The village depends on the sea for sustenance.
2
:
something that gives support, help, or strength
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She draws spiritual sustenance from daily church attendance.
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reading for intellectual sustenance