INSATIABLE
insatiate, insatiable, unsatiable
(adjective) impossible to satisfy; āan insatiate appetiteā; āan insatiable demand for old buildings to restoreā; āhis passion for work was unsatiableā
Source: WordNet® 3.1
Etymology
Adjective
insatiable (comparative more insatiable, superlative most insatiable)
Not satiable; incapable of being satisfied or appeased; very greedy
Usage notes
• Nouns to which "insatiable" is often applied: appetite, desire, curiosity, thirst, hunger, need, greed.
Noun
insatiable (plural insatiables)
One who or that which cannot be satiated.
Anagrams
• banalities
Source: Wiktionary
In*sa"tia*ble, a. Etym: [F. insatiable, L. ionsatiabilis. See In-
not, and Satiable.]
Definition: Not satiable; incapable of being satisfied or appeased; very
greedy; as, an insatiable appetite, thirst, or desire.
"Insatiable of glory." Milton.
Source: Webster’s Unabridged Dictionary 1913 Edition