'Sustenance' definitions:

Definition of 'sustenance'

(from WordNet)
noun
A source of materials to nourish the body [syn: nutriment, nourishment, nutrition, sustenance, aliment, alimentation, victuals]
noun
The financial means whereby one lives; "each child was expected to pay for their keep"; "he applied to the state for support"; "he could no longer earn his own livelihood" [syn: support, keep, livelihood, living, bread and butter, sustenance]
noun
The act of sustaining life by food or providing a means of subsistence; "they were in want of sustenance"; "fishing was their main sustainment" [syn: sustenance, sustentation, sustainment, maintenance, upkeep]

Definition of 'Sustenance'

From: GCIDE
  • Sustenance \Sus"te*nance\, n. [OF. sustenance, sostenance, soustenance: cf. L. sustenentia endurance. See Sustain.]
  • 1. The act of sustaining; support; maintenance; subsistence; as, the sustenance of the body; the sustenance of life. [1913 Webster]
  • 2. That which supports life; food; victuals; provisions; means of living; as, the city has ample sustenance. "A man of little sustenance." --Chaucer. [1913 Webster]
  • For lying is thy sustenance, thy food. --Milton. [1913 Webster]