Insatiable Definition

ĭn-sāshə-bəl, -shē-ə-

adjective

Impossible to satiate or satisfy.

An insatiable appetite; an insatiable hunger for knowledge.

American Heritage

Constantly wanting more; that cannot be satisfied or appeased.

Webster's New World

Not satiable; incapable of being satisfied or appeased; very greedy; as, an insatiable appetite, thirst, or desire.

Wiktionary

Synonyms:

Antonyms:

Origin of Insatiable

Middle English insaciable from Old French from Latin īnsatiābilis in- not in–¹ satiāre to fill satiate

From American Heritage Dictionary of the English Language, 5th Edition
From Old French insaciable, from Late Latin insatiabilis

From Wiktionary

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