What does the cryptic crossword clue "Voracious broadcasting of banalities (10)" mean?

The definition is "Voracious". The wordplay uses an anagram. anagram of BANALITIES = INSATIABLE; definition: "Voracious" The answer is Insatiable.

Voracious broadcasting of banalities (10)

Telegraph Prize Cryptic #3012 | 12 Across | 2019-07-14 flower