- a long open level stretch of ground for walking along, esp beside the seashore
- an open area in front of a fortified place, in which attackers are exposed to the defenders' fire
WordReference Random House Unabridged Dictionary of American English © 2020
- any open, level space, esp. one serving for public walks or drives.
- Latin explānāre to level; see -ade
- Italian spianata, noun, nominal use of feminine past participle of spianare