Definitions

1. noun

A duck’s bill; the bill of a duck, especially one of the genus Platalea.

“The ornithologist studied the unique features of the duckbill in its natural habitat.”

2. noun

A genus of large, black, Australian ducks with a broad, flat bill.

“The duckbill is a common sight in the wetlands of eastern Australia.”

3. noun

A prehistoric mammal of the genus Monotremata, characterized by a duck-like bill and a reptilian body.

“The discovery of a well-preserved duckbill fossil provided valuable insights into ancient Australian ecosystems.”