Dictionary

1sustain

transitive verb sus·tain \sə-ˈstān\

: to provide what is needed for (something or someone) to exist, continue, etc.

: to hold up the weight of (something)

: to deal with or experience (something bad or unpleasant)

Full Definition of SUSTAIN

1
:  to give support or relief to
2
:  to supply with sustenance :  nourish
4
:  to support the weight of :  prop; also :  to carry or withstand (a weight or pressure)
5
:  to buoy up <sustained by hope>
6
a :  to bear up under
b :  suffer, undergo <sustained heavy losses>
7
a :  to support as true, legal, or just
b :  to allow or admit as valid <the court sustained the motion>
8
:  to support by adequate proof :  confirm <testimony that sustains our contention>
sus·tained·ly \-ˈstā-nəd-lē, -ˈstānd-lē\ adverb
sus·tain·er noun

Examples of SUSTAIN

  1. Hope sustained us during that difficult time.
  2. The roof, unable to sustain the weight of all the snow, collapsed.
  3. The army sustained heavy losses.
  4. He sustained serious injuries in the accident.

Origin of SUSTAIN

Middle English sustenen, from Anglo-French sustein-, stem of sustenir, from Latin sustinēre to hold up, sustain, from sub-, sus- up + tenēre to hold — more at sub-, thin
First Known Use: 13th century

2sustain

noun

Definition of SUSTAIN

:  a musical effect that prolongs a note's resonance <utilizing heavy sustain on his guitar — Bill Dahl>

First Known Use of SUSTAIN

1972
SUSTAINEDLY Defined for Kids

sustain

verb sus·tain \sə-ˈstān\
sus·tainedsus·tain·ing

Definition of SUSTAIN for Kids

1
:  to provide with what is needed <Food sustains life.>
2
:  to keep up the spirits of <Hope sustained us.>
3
:  to keep up :  prolong <This author's books sustain my interest.>
4
:  to hold up the weight of <The roof couldn't sustain the weight of the snow.>
5
:  2experience <The army sustained heavy losses.>
6
:  to allow or uphold as true, legal, or fair <The judge sustained the motion to dismiss the case.>

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