Glos·sa·ry

A list of generally uncommon words with their definitions.

We have put together a glossary of terms from the aquatics industry. Use this glossary as a resource for learning or just to refresh your memory. The search area below will allow you to find out more information about a process, piece of equipment and more!

Search for terms

Like dehydration, rescue, hypothermia or AED.
Or view the entire glossary.

Term of the day

Rotation

Also known as:
Synonyms coming soon

The system your employ each time you leave your post and are relived by another lifeguard.

Hand-picked favorites

Not sure where to start? Pick one of our hand-picked favorites.

We find these terms to be a little less common while still holding their importance in the aquatics industry.

You can also help us build our aquatics term library by submitting your own term below and we will inform you when it's posted.

Automated external defibrillator (AED)

Automated External Defibrillator (AED)

Also known as:
Synonyms coming soon

A device that analyzes the heart's rhythm and signals the need to administer an electric shock (defibrillation) to a patient in cardiac arrest.

Coccyx

Also known as:
Synonyms coming soon

The tailbone and last 3 to 4 vertebrae of the spine.

Share your knowledge

Did we miss a term?

Help us build our glossary by submitting your aquatics-related term. Include your own definition or we will help define the term and inform you when it is posted.

Featured aquatic terms

Rear Hug

Also known as:
Synonyms coming soon

A rescue technique used for a guest who is on the surface of the water facing away from the rescuer. The technique can be used on an unconscious or conscious guest, and is always preformed with a rescue tube.

Read more

Body Substance Isolation

Also known as:
Synonyms coming soon

Articles of clothing and other devices that are worn by rescuers to limit or eliminate direct contact with a patient's potentially infectious blood or other bodily fluids.

Read more

10-3 Minute Protection Rule

Also known as:
Synonyms coming soon

Allowing a lifeguard 10 seconds to recognize an aquatic emergency and 3 minutes to preform a rescue and begin care.

Read more