insatiable

adjective

in·​sa·​tia·​ble (ˌ)in-ˈsā-shə-bəl 

: incapable of being satisfied : quenchless

had an insatiable desire for wealth

insatiability

(ˌ)in-ˌsā-shə-ˈbi-lə-tē 

noun

insatiableness

(ˌ)in-ˈsā-shə-bəl-nəs 

noun

insatiably

(ˌ)in-ˈsā-shə-blē 

adverb

Synonyms

• unquenchable
• urgent
• avid
• insatiate

Examples of insatiable in a Sentence

Her desire for knowledge was insatiable.

an insatiable need for the approval of others

Recent Examples on the Web

Miyazaki's dual obsessions with the wonder of flight and the power of young love are combined in the form of the dragon spirit Haku, and has there ever been a more relatable spirit than the insatiable No-Face? —Devan Coggan, EW.com, 1 Aug. 2025

However, a combination of overfishing, damming of rivers, and the insatiable European taste led to a decline in their population by the late 19th century. —Tom Hawking, Popular Science, 31 July 2025

Think of this stupendous creation as a Hellcat for buyers with actual taste, those rare few who appreciate design and luxury while simultaneously harboring an insatiable penchant for pure performance. —Michael Teo Van Runkle, Forbes.com, 30 July 2025

But as Ares’ insatiable desire for growth seems destined to eventually hit some outside bounds, Arougheti says its push into sports shows how far the firm still has to expand. —Leo Schwartz, Fortune, 21 July 2025

Word History

Etymology

Middle English insaciable, from Anglo-French, from Latin insatiabilis, from in- + satiare to satisfy — more at satiate

First Known Use

15th century, in the meaning defined above

Kids Definition

insatiable

adjective

in·​sa·​tia·​ble (ˈ)in-ˈsā-shə-bəl 

: impossible to satisfy

insatiable thirst

an insatiable desire for knowledge

insatiably

-blē 

adverb