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

• inappeasable
• inextinguishable
• insatiate
• quenchless
• unappeasable
• unquenchable
• unslakable

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 main problem has been working out where to find volumes large enough to be useful for humanity’s insatiable energy appetite. —Laura Paddison, CNN, 19 Feb. 2025

In Germany, there is an insatiable appetite for Bayern news and the wrong answers in that situation can feed a news cycle for days. —Sebastian Stafford-Bloor, The Athletic, 14 Feb. 2025

These breeds include the Labrador retriever, which has an insatiable appetite and spends its day begging for extra snacks, the beagle, the dachshund, the basset hound, and the golden retriever, among others. —Jonathan Granoff, Newsweek, 29 Jan. 2025

During freak-offs, Combs allegedly pushed the use of Ecstasy, cocaine, GHB, ketamine, and marijuana, and had an insatiable appetite himself. —Nancy Dillon, Rolling Stone, 28 Jan. 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