Definition of sustentation in English:

sustentation

noun

formal
  • [mass noun] The support or maintenance of someone or something, especially through the provision of money.

    ‘provision is made for the sustentation of preachers’
    • ‘We also analyze the coupling strength threshold for sustentation of the connection.’
    • ‘Twenty per cent of the sustentation fee shall be paid into a specially held account for the purposes of campaigning.’
    • ‘To 40 of my poor tenants at Chellesfeld 40s. To sustentation of an honest chaplain to celebrate for my soul the divine offices in the church of Chellesfeld for three years £15.’
    nurture, feeding, life support
    View synonyms

Origin

Late Middle English: from Old French, or from Latin sustentatio(n-), from sustentare uphold, sustain, frequentative of sustinere (see sustain).

Pronunciation:

sustentation

/ˌsʌst(ə)nˈteɪʃ(ə)n/