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

The ethos makes perfect sense given the insatiable need for cash from the media companies and the relentless competition on the field … and at the negotiating table. —Jon Wilner, Mercury News, 11 July 2025

An insatiable hunger for compute, intensifying competition in reasoning, especially scientific and medical reasoning capabilities, unresolved safety trade-offs and the nascent push toward physical-world integration via robotics characterize the AI trend in the next few years. —Gerui Wang, Forbes.com, 10 July 2025

The impermanence of Austin businesses on Rainey Street The narrative of Austin, particularly on Rainey, is a relentless churn as leases crumble under the weight of ambition and the insatiable hunger for development. —Ana Gutierrez, Austin American Statesman, 2 July 2025

Behind these odd legal maneuvers lies a more fundamental driver: the AI industry's insatiable hunger for high-quality text. —ArsTechnica, 25 June 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