Help for Houston!
Our team has been directly affected by Hurricane Harvey, so we are running a campaign to match 100% of all donations we receive. The funds we receive will go directly to our fellow lifeguards in need. Please show your support and send a donation today!

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

Golden Rule (of guest relations)

Also known as:
Synonyms coming soon

Treat people like you would like to be treated.

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.

First
Last

Featured aquatic terms

Flag System

Also known as:
Synonyms coming soon

System by which centrally located colored flags are used to alert guests and guards of changing weather conditions.

Read more

Spinal Cord

Also known as:
Synonyms coming soon

A group of nerve tissue that carries messages from the brain to the rest of the body. It runs through and is protected by the vertebrae.

Read more

Anaphylactic Shock

Also known as:
Synonyms coming soon

A type of shock that occurs when the body has a severe allergic reaction.

Read more