Answer:

TWOD

Answer	Crossword Clue
TWOD	Lacking depth
TWOD	Not giving an illusion of depth, briefly
TWOD	Having only length and width

TWOD	Lacking depth spatially
TWOD	Like a rect.
TWOD	Flat, for short
TWOD	Lacking depth, briefly
TWOD	Plane
TWOD	Having height and width, for short
TWOD	Lacking depth, for short
TWOD	Less than solid

TWOD	Depthless, for short
TWOD	Having no depth
TWOD	Flat
TWOD	Having length and width only, briefly
TWOD	Like flicks seen without special glasses
TWOD	Lacking depth, in brief
TWOD	Like a plane, for short
TWOD	Like traditional movies, for short

TWOD	Having no depth, briefly
TWOD	Like most movies
TWOD	Having no depth briefly,