breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
"She clipped on her snorkel to explore the colorful reef without needing to break the surface for air."
air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time
"The captain ordered the crew to open the snorkel so the diesel engines could run while the vessel remained hidden beneath the waves."
A hollow tube, held in the mouth, or mounted on and opening into a diving mask, used by swimmers for breathing underwater.
"After taking off his goggles, he adjusted his snorkel to ensure it was properly sealed before sliding back into the water."
dive with a snorkel
"We rented masks and fins to snorkel around the coral reef before heading back to shore for lunch."
To use a snorkel.
"She put on her mask and began to snorkel along the sandy bottom of the reef."