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Showing results for self-sustaining.
Definitions

self-sustaining

[self-suh-stey-ning, self-] / ˈsɛlf səˈsteɪ nɪŋ, ˌsɛlf- /
ADJECTIVE
closed
Synonyms
STRONGEST
restricted
WEAK
self-centered self-contained self-sufficient self-sufficing self-supported self-supporting self-sustained
Antonyms
WEAK
beginning continuing in business open running started starting unsettled welcoming working
ADJECTIVE
profitable
Synonyms
STRONGEST
beneficial commercial cost-effective effective fruitful good lucrative practical productive rewarding successful useful valuable worthwhile
WEAK
assisting conducive contributive effectual favorable gainful going in the black instrumental paid off paying paying well pragmatic remunerative serviceable sustaining sweet well-paying
Antonyms
STRONGEST
fruitless impotent incapable unfruitful unhelpful unproductive unprofitable unskilled useless valueless worthless
WEAK
disadvantageous
ADJECTIVE
self-reliant
Synonyms
STRONGEST
autonomous self-sufficient self-supporting
WEAK
on one's own self-contained self-governing unaided unallied
ADJECTIVE
self-sufficient
Synonyms
STRONGEST
competent confident efficient self-supporting
WEAK
arrogant closed conceited doing one's own thing egotistic haughty independent individual on one's own out for number one self-confident self-dependent self-sufficing self-supported self-sustained smug unit
Antonyms
STRONGEST
incompetent inefficient unable
WEAK
incapable needy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Fire Administration, potentially leading to a process known as thermal runaway, in which the battery ignites through a self-sustaining chemical reaction that is impossible to stop until it runs out on its own.

From Los Angeles Times • Apr. 6, 2026

The FirstNet Authority is required by law to be self-sustaining.

From The Wall Street Journal • Feb. 1, 2026

The country must act fast - building a regulated, self-sustaining recycling system, raising household awareness, and integrating waste collection into solar business models.

From BBC • Dec. 25, 2025

‘The beauty of biotech today versus five years ago is we have a number of examples of companies that launched products on their own and became self-sustaining.’

From MarketWatch • Dec. 11, 2025

“When they come to rescue us, they will find us with clean, jungle-forward, fashionable huts and a self-sustaining ecosystem. We will be the Miss Teen Dreamers they write about in history books,” Taylor said.

From "Beauty Queens" by Libba Bray