Definition of sustentative in English:

sustentative

adjective

  • Having the quality or purpose of sustaining something; providing sustenance or support; relating to sustentation.

Origin

Early 17th century; earliest use found in Thomas Jackson. From post-classical Latin sustentativus from classical Latin sustentāt-, past participial stem of sustentāre + -īvus.

Pronunciation

sustentative

/səˈstɛntətɪv//ˈsʌst(ə)ntətɪv/