1.Definition: a source of materials to nourish the body

Related Noun(s):aliment, alimentation, nourishment, nutriment, nutrition, victuals

Category: General

2.Definition: the act of sustaining life by food or providing a means of subsistence

"They were in want of sustenance", "Fishing was their main sustainment"

Related Noun(s):maintenance, sustainment, sustentation, upkeep

Category: General

3.Definition: the financial means whereby one lives

Related Noun(s):keep, livelihood, support

Category: General