thalassotherapy
noun
tha·las·so·ther·a·py
thə-ˌla-sō-ˈthe-rə-pē 
: exposure to seawater (as in a hot tub) or application of sea products (such as seaweed) to the body for health or beauty benefits
Examples of thalassotherapy in a Sentence
Recent Examples on the Web
At the one-of-a-kind Deep Ocean Spa, the first thalassotherapy center in French Polynesia, you’re given a pareu and flip-flops as an alternative to the staid robe and slippers.
—
Condé Nast, Condé Nast Traveler, 31 Dec. 2025
The Spa Resort guests have access to the Irene Forte Spa, where there’s a large indoor lap pool, 11 treatment rooms, a hair and beauty salon, steam room, saunas, four outdoor thalassotherapy pools, and a bar serving nutritional foods and juices.
—Patricia Doherty, Travel + Leisure, 30 Dec. 2025
Elsewhere, Palazzo Fiuggi’s magnesium and salt-rich thalassotherapy pools continue to attract wellness travelers, and Six Senses Rome’s caldarium, tepidarium and frigidarium also emulate the rituals of Roman bathing.
—Hannah Coates, Vogue, 7 Nov. 2025
The offerings include seaweed bathing and a large thalassotherapy pool.
—Vinod Sreeharsha, Miami Herald, 15 Sep. 2025
Drift between Finnish saunas, salt and ice rooms, and sensory steam baths before plunging into the cauldron-style thalassotherapy whirlpool—its thermal seawater jets fizzing like tonic in a highball.
—Lewis Nunn, Forbes.com, 7 Aug. 2025
Don’t miss the complimentary spa complete with a snow room and heated thalassotherapy pool (incorporating sea water for its restorative benefits).
—AFAR Media, 3 July 2025
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Condé Nast, Condé Nast Traveler, 31 Dec. 2025
The Spa Resort guests have access to the Irene Forte Spa, where there’s a large indoor lap pool, 11 treatment rooms, a hair and beauty salon, steam room, saunas, four outdoor thalassotherapy pools, and a bar serving nutritional foods and juices.
—Patricia Doherty, Travel + Leisure, 30 Dec. 2025
Elsewhere, Palazzo Fiuggi’s magnesium and salt-rich thalassotherapy pools continue to attract wellness travelers, and Six Senses Rome’s caldarium, tepidarium and frigidarium also emulate the rituals of Roman bathing.
—Hannah Coates, Vogue, 7 Nov. 2025
The offerings include seaweed bathing and a large thalassotherapy pool.
—Vinod Sreeharsha, Miami Herald, 15 Sep. 2025
Drift between Finnish saunas, salt and ice rooms, and sensory steam baths before plunging into the cauldron-style thalassotherapy whirlpool—its thermal seawater jets fizzing like tonic in a highball.
—Lewis Nunn, Forbes.com, 7 Aug. 2025
Don’t miss the complimentary spa complete with a snow room and heated thalassotherapy pool (incorporating sea water for its restorative benefits).
—AFAR Media, 3 July 2025
Cite this Entry
“Thalassotherapy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thalassotherapy. Accessed 14 Jan. 2026.
Copy CitationMedical Definition
thalassotherapy
noun
tha·las·so·ther·a·py
thə-ˌlas-ō-ˈther-ə-pē
plural thalassotherapies
: exposure to seawater (as in a hot tub) or application of sea products (as seaweed or sea salt) to the body for health or beauty benefits
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