What is "vasts"

Usage examples of "vasts".

But oppositions have the illimitable range of objections at command, which need never stop short at the boundary of knowledge, but can draw forever on the vasts of ignorance.

He'd studied the mas-terworks of great imaginers—he'd painted a passable Goya, once, and sold an Ensor for a little fortune—but the difference between paint and reality was vasts a gap whose scale he could not by definition have known until now, when he had around him the other half of the equation.