A suntan is a darker skin tone that some people get from spending time outdoors. You can get a tan by lying out in the sun at the beach or pool.
When we talk about a suntan, we usually mean the darker color that appears on your skin after being in the sun for a while. Some people really enjoy getting a good tan and try to spend as much time outside as possible during the summer months. You might hear someone say, "I got a great tan on my last vacation!" or "My mom always gets so dark because she loves lying out by the pool."
In humans a brown or darkened coloration of the skin caused by exposure to ultraviolet light.
To obtain a suntan by exposure to ultraviolet light.
