The unknown soldier remembered 100 years on

Glossary

The Rouse - Traditionally this bugle call was played in military camps to get the soldiers out of bed. It is now played alongside the Last Post at military funerals and memorials.

Cenotaph - A monument to those killed in World War One. The word is Greek for empty tomb.

Tomb of the Unknown Warrior - The unknown soldier lies in a coffin made of oak from the royal palace of Hampton Court, buried in soil from battlefields in France and covered by black marble from Belgium.

Catharsis - Originally used by the Ancient Greek philosopher Aristotle to explain the power of art to dispel strong negative emotions. The term is used in psychotherapy to describe how patients can overcome difficulties by expressing and facing their fears.

Primordial - Existing at or from the beginning of time.

Scott of the Antarctic - Robert Falcon Scott (1868-1912) was a British explorer who led the expedition that discovered the Antarctic Plateau, where the South Pole is located. It was the first major scientific exploration of the continent.

Amelia Earhart - The American aviator was the first woman to fly solo across the Atlantic Ocean and disappeared in 1937 in an ill-fated attempt to circumnavigate the world.

David Hume - The Scottish philosopher argued that all human knowledge is acquired through experience and therefore embracing the unknown is a fundamental part of being human.

Comfort zone - Psychologists describe a "stretch zone" in between the safety of the familiar and the danger of the complete unknown. Engaging with new challenges and experiences helps us acquire skills and grow in confidence.