Swimming

time interval

A duration of a segment of time.

Flip turn

A fast and efficient turn done in a tuck position at the end of a freestyle or backstroke lap.

flutter kick

An alternating up and down kicking movement of the legs and feet used in the front and back crawl strokes.

freestyle swimming

Is known as a crawl swim, which is the fastest stroke, because it involves a continuous propulsive force from alternating arms and simultaneous kicking.

Feet First Entry (swimming)

Jumping into the pool feet first unless using the starting block

Streamline

Technique that is used underwater in every stroke. At the start of a race or on a turn, usually along with a dolphin kick or flutter kick. While creating the least amount of resistance to help the swimmer propel as far and fast.

dolphin kick

The kick used in the Butterfly stroke and streamline

Bilateral Breathing

any breathing pattern for freestyle where you are breathing to both sides. Bilateral breathing increases rotation on both sides, maintains proper body position (balance) in the water, makes it easier to swim in a straight line, and decreases risk of injury.