Answer:

expanse

Answer	Crossword Clue
EXPANSE	Big spread
EXPANSE	Wide-open space
EXPANSE	Sweep

EXPANSE	Wide area
EXPANSE	Wide open space
EXPANSE	Broad area
EXPANSE	Spread
EXPANSE	Vast area
EXPANSE	Vast space
EXPANSE	Stretch
EXPANSE	Stretch.

EXPANSE	Wide extent.
EXPANSE	Large area
EXPANSE	Large, open area
EXPANSE	Great breadth
EXPANSE	Great Plains, e.g.
EXPANSE	Uninterrupted space
EXPANSE	Wide open place
EXPANSE	Tract

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.