1. a curved tube that allows a swimmer to breathe while floating face down on the water surface
2. a tube on a submarine that allows air intake while submerged near the surface
Usage: nautical

1. to swim using a snorkel to breathe while keeping one’s face underwater

Examples

• She put on her mask and snorkel before entering the coral reef.
• The snorkel allowed him to observe fish without lifting his head.
• We plan to snorkel in the clear waters of the Caribbean.
• The submarine extended its snorkel to refresh the air supply.
• He learned to snorkel during his vacation in Hawaii.
• The snorkel gear rental shop was busy with tourists.
• They spent the morning snorkeling around the rocky coastline.