plural spas
1
a
: a place where water that has many minerals in it comes up naturally from the ground and where people go to improve their health by swimming in, bathing in, or drinking the water
b
: a place where people go to improve their health and appearance by exercising, relaxing, etc.
called also health spa, ((chiefly British)) health farm
2
US
: a bathtub in which a pump causes hot water and air bubbles to move around your body
Their property includes a swimming pool and spa.
Cite this Entry
“Spa.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/spa. Accessed 22 Jun. 2026.
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