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 of insatiable

• 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 record is built around the clarity and compassion that can only come from an insatiable appetite for exploration. — Larisha Paul, Rolling Stone, 7 Aug. 2026

Pritzker can do nothing about much of the electorate’s seemingly insatiable thirst for silliness. — Chicago Tribune, 7 Aug. 2026

Google signed a gigantic infrastructure deal to supply Anthropic with cutting-edge chips as the industry explores new financing paradigms to meet the AI industry's insatiable appetite for compute power. — Emily Forlini, Fortune, 4 Aug. 2026

On the positive side, this news can be considered another indicator of the insatiable demand for AI and the infrastructure needed to power it. — Zev Fima, CNBC, 27 July 2026

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