thumb|upright=1.35|A porcelain-coated cast iron bathtub, without shower plumbing, and with "claw foot" legs attached thumb|A porcelain-coated cast iron bathtub, with shower curtain fixtures, shower plumbing, soap dish, and with "claw foot" legs attached, all free-standing, fittings anchored to wall and ceiling thumb|Mycenaean terra-cotta Bathtub thumb|hydrotherapy [[sitz baths, 1910s]] thumb|Beaver Brand Enamelware Display Room, Toronto, 1909 thumb|Sybil Seely showers and [[Buster Keaton bathes, in One Week (1920)]] thumb|Bathtub with hand shower hose, water faucet in wall, Czech Republic thum
A bathtub is a large container, typically made from materials like porcelain-coated cast iron, designed to hold water for bathing or hydrotherapy purposes. Bathtubs have been used for centuries and remain important fixtures in homes, providing a practical and accessible way for people to wash and care for their bodies.
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thumb|upright=1.35|A porcelain-coated cast iron bathtub, without shower plumbing, and with "claw foot" legs attached thumb|A porcelain-coated cast iron bathtub, with shower curtain fixtures, shower plumbing, soap dish, and with "claw foot" legs attached, all free-standing, fittings anchored to wall and ceiling thumb|Mycenaean terra-cotta Bathtub thumb|hydrotherapy [[sitz baths, 1910s]] thumb|Beaver Brand Enamelware Display Room, Toronto, 1909 thumb|Sybil Seely showers and [[Buster Keaton bathes, in One Week (1920)]] thumb|Bathtub with hand shower hose, water faucet in wall, Czech Republic thumb|Bathtub from the brand Ahlmann | Collection Museum of Industry Ghent thumb|Slipper bathtub (Slipper bath in the UK) thumbnail|Wooden bathtubs for children and infants in Haikou, Hainan, China
A bathtub, also abbreviated as bath or tub, is a container for holding water in which a person or another animal may bathe. Modern bathtubs can be made of thermoformed acrylic, porcelain-enameled steel or cast iron, or fiberglass-reinforced polyester. A bathtub is usually placed in a bathroom, either as a stand-alone fixture or in conjunction with shower plumbing.
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