The act of sustaining; support; maintenance; subsistence; as, the sustenance of the body; the sustenance of life.
- The act of sustaining.
- The condition of being sustained.
- The supporting of life or health; maintenance: "to deliver in every morning six beeves, forty sheep, and other victuals for my sustenance” ( Jonathan Swift).
- Something, especially food, that sustains life or health.
- Means of livelihood.