ɪnˈseɪʃəb(ə)l  |  adjective

(of an appetite or desire) impossible to satisfy.

(of a person) having an insatiable appetite or desire for something, especially sex.

In a sentence:

  • ‘You’re insatiable!
  • She has an insatiable hunger for knowledge.
  •  I love reading: I have an insatiable appetite for vicarious experience.
  • Most children have an insatiable desire for knowledge.
  • Like so many politicians, he had an insatiable appetite/desire/hunger for power.
  • She has an insatiable curiosity about life.
  • There seems to be an insatiable demand for more powerful computers.