Sustain

/səˈsteɪn/

verbmedium📊CommonAction
2 meanings2 idioms/phrases3 questions

Definitions

2 meanings
1

To keep something going or continuing; to support or maintain.

/səˈsteɪn/

verbneutralmedium
Action

To support or maintain something.

The bridge was designed to sustain heavy loads.

💡 Simply: Imagine you have a plant. To *sustain* it, you need to give it water and sunlight regularly. It's about keeping something alive or active over time, like a goal or a relationship!

👶 For kids: To keep something going, like keeping a toy working or keeping yourself healthy.

More Examples

2

The artist struggled to sustain her creative output.

3

We need to find ways to sustain the environment for future generations.

How It's Used

Environmental Science

"The forest is sustained by regular rainfall and sunlight."

Business

"The company struggled to sustain its profits during the economic downturn."

Health

"She took supplements to sustain her energy levels."

2

To suffer or experience something unpleasant.

/səˈsteɪn/

verbneutralmedium
Action

To experience or undergo something.

The building sustained significant damage in the earthquake.

💡 Simply: If you *sustain* an injury, it means you got it and are dealing with it. Like, if you fall, you might sustain a bruise or a scratch, so you're now 'carrying' the mark.

👶 For kids: To get something bad like an injury or a boo-boo.

More Examples

2

He sustained a serious head injury in the accident.

3

The athlete sustained a career-ending knee injury.

How It's Used

Literature

"The hero sustained several injuries during the battle."

Physical

"The runner sustained a muscle strain."

Tip:Think of 'stain' again—something bad leaves a mark. Sustaining an injury means you've been marked by it.

Idioms & expressions

sustain oneself

To provide for one's own needs, especially food and shelter.

"During the hike, the hikers needed to find berries to sustain themselves."

sustain a claim

To support or prove a claim to be true.

"The lawyer had to work hard to sustain the claim."

From Middle English susteynen, from Old French sustenir, from Latin sustinere ('to hold up, support').

The word 'sustain' has been used since the 14th century. It was first used to mean 'to support' or 'to keep going.'

Memory tip

Think of 'stain' as leaving a mark. Sustaining something is like continuously leaving your mark on it—keeping it going.

Word Origin

LanguageLatin
Original meaning

"to hold up, support"

sustain damagesustain an injurysustain a losssustain oneselfsustain effortssustain life

Common misspellings

sustanesustiansustayne

Usage

40%Spoken
60%Written