titanosaur

titanosaur (plural titanosaurs)

1. Any member of the taxonomic groups Titanosauria or Titanosauroidea of diverse sauropod dinosaurs including some of the heaviest creatures ever to walk the earth.
   • 2018, Tim Flannery, Europe: A Natural History, page 30:

     But 70 million years ago, near modern-day Asturias in northern Spain, there existed a lagoon, and as the land sank, the sea flooded it at high tide, and the bones of alligators, pterosaurs and dwarf titanosaurs (long-necked sauropod dinosaurs) were buried in the sediment.

• autotrains, saturation