Bezantee, bezantie or bezanty is an ornamentation consisting of roundel

Roundel

A roundel in heraldry is a disc; the term is also commonly used to refer to a type of national insignia used on military aircraft, generally circular in shape and usually comprising concentric rings of different colours.-Heraldry:...

s. The word derives from bezant

Bezant

Bezant is a medieval term for a gold coin from the Byzantine Empire, which term is derived from the Greek name Βυζάντιον for the relatively minor city which in the 4th c. became the capital of the Eastern Roman Empire, renamed Constantinople by the Roman Emperor Constantine the Great...

, a gold

Gold

Gold is a chemical element with the symbol Au and an atomic number of 79. Gold is a dense, soft, shiny, malleable and ductile metal. Pure gold has a bright yellow color and luster traditionally considered attractive, which it maintains without oxidizing in air or water. Chemically, gold is a...

  coin

Coin

A coin is a piece of hard material that is standardized in weight, is produced in large quantities in order to facilitate trade, and primarily can be used as a legal tender token for commerce in the designated country, region, or territory....

 from the Byzantine Empire

Byzantine Empire

The Byzantine Empire was the Eastern Roman Empire during the periods of Late Antiquity and the Middle Ages, centred on the capital of Constantinople. Known simply as the Roman Empire or Romania to its inhabitants and neighbours, the Empire was the direct continuation of the Ancient Roman State...

, which was in common European use until circa 1250.

In architecture, bezantée moulding was much used in the Norman period.

In heraldry

Heraldry

Heraldry is the profession, study, or art of creating, granting, and blazoning arms and ruling on questions of rank or protocol, as exercised by an officer of arms. Heraldry comes from Anglo-Norman herald, from the Germanic compound harja-waldaz, "army commander"...

 the word is shorthand for semé of bezants, i.e. strewn (literally "seeded") with bezants. A bezant is a roundel whose tincture

Tincture (heraldry)

In heraldry, tinctures are the colours used to emblazon a coat of arms. These can be divided into several categories including light tinctures called metals, dark tinctures called colours, nonstandard colours called stains, furs, and "proper". A charge tinctured proper is coloured as it would be...

 is or

Or (heraldry)

In heraldry, Or is the tincture of gold and, together with argent , belongs to the class of light tinctures called "metals". In engravings and line drawings, it may be represented using a field of evenly spaced dots...

. In English heraldry, a field sable bezanty often alludes to the Duchy of Cornwall

Duchy of Cornwall

The Duchy of Cornwall is one of two royal duchies in England, the other being the Duchy of Lancaster. The eldest son of the reigning British monarch inherits the duchy and title of Duke of Cornwall at the time of his birth, or of his parent's succession to the throne. If the monarch has no son, the...

.
An ounce (leopard) bezanty appears as a supporter in the English bearings of St Edmundsbury Borough Council; a bordure bezanty appears in the coat of Berkhamstead Town Council.