sustainer

1. A person or thing that sustains.
2. A rocket engine that remains with a spacecraft during its ascent after the separation of the booster engines.
3. A person who makes regular donations, especially to a public radio or television station.
4. (obsolete) A radio program without a commercial sponsor.

Etymology

From sustain + -er.

Synonyms

supporter

upholder

maintainer

Lord

sponsor

God

distort

fasten

fulcrum

mast

misrepresenter

patronizer

poling

promoter

proponent

strut

support

surround

sustain

sustainment

system administrator

supporting point

back guy

pivot point

sustainer chamber

backer

stay bearing

backstop

bearer

bolsterer

carry

colon

Translations

moteur de croisière

معيل

عائل

Stütze

διαστροφέας

υποστηρικτής

الرزّاق

sustentador