sustainer

sus·tain

S0925200 (sə-stān′)tr.v. sus·tained, sus·tain·ing, sus·tains 1. a. To keep in existence; maintain, continue, or prolong: sustain an effort.b. To keep up (a joke or assumed role, for example) competently.2. a. To supply with necessities or nourishment; provide for: the income needed to sustain a family.b. To support the spirits, vitality, or resolution of; encourage: We were sustained by her unflagging optimism.3. To support from below; keep from falling or sinking; prop: The beams sustain the weight of the roof.4. a. To bear up under; withstand: can't sustain the blistering heat.b. To experience or suffer: sustained minor injuries.5. To affirm the validity of: The judge has sustained the prosecutor's objection.n. A capacity of a musical instrument to continue the resounding of a note or tone.

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[Middle English sustenen, from Old French sustenir, from Latin sustinēre : sub-, from below; see sub- + tenēre, to hold; see ten- in Indo-European roots.]

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sus·tain′er n.sus·tain′ment n.

sustainer

(səˈsteɪnə) n (Astronautics) a rocket engine that maintains the velocity of a space vehicle after the booster has been jettisoned

Thesaurus

Noun

1.

sustainer - someone who upholds or maintains; "firm upholders of tradition"; "they are sustainers of the idea of democracy"maintainer, upholderadmirer, booster, protagonist, supporter, champion, friend - a person who backs a politician or a team etc.; "all their supporters came out for the game"; "they are friends of the library"

Translations