In
architecture
Architecture is the art and technique of designing and building, as distinguished from the skills associated with construction. It is both the process and the product of sketching, conceiving, planning, designing, and constructing building ...
, a dog-tooth or dogtooth pattern is an
ornament found in the
mouldings of
medieval
In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the Post-classical, post-classical period of World history (field), global history. It began with t ...
work of the commencement of the 12th century, which is thought to have been introduced by the
Crusade
The Crusades were a series of religious wars initiated, supported, and sometimes directed by the Latin Church in the medieval period. The best known of these Crusades are those to the Holy Land in the period between 1095 and 1291 that were i ...
rs. The earliest example is found in the hall at Rabbath Ammon in
Moab
Moab ''Mōáb''; Assyrian: 𒈬𒀪𒁀𒀀𒀀 ''Mu'abâ'', 𒈠𒀪𒁀𒀀𒀀
''Ma'bâ'', 𒈠𒀪𒀊 ''Ma'ab''; Egyptian: 𓈗𓇋𓃀𓅱𓈉 ''Mū'ībū'', name=, group= () is the name of an ancient Levantine kingdom whose territo ...
in Jordan (c. 614) built by the
Sassanians
The Sasanian dynasty was the house that founded the Sasanian Empire, ruling this empire from 224 to 651 AD in Persia (modern-day Iran). It began with Ardashir I, who named the dynasty as ''Sasanian'' in honour of his grandfather (or father), Sa ...
, where it decorates the
arch
An arch is a vertical curved structure that spans an elevated space and may or may not support the weight above it, or in case of a horizontal arch like an arch dam, the hydrostatic pressure against it.
Arches may be synonymous with vaul ...
moulding of the
blind arcade
A blind arcade or blank arcade is an arcade (a series of arches) that has no actual openings and that is applied to the surface of a wall as a decorative element: i.e., the arches are not windows or openings but are part of the masonry face. It is ...
s and the string courses.
The pattern consists of four flower petals forming a square or diamond shape with central elements. The petals have the form of the pointed conical
canine tooth
In mammalian oral anatomy, the canine teeth, also called cuspids, dog teeth, or (in the context of the upper jaw) fangs, eye teeth, vampire teeth, or vampire fangs, are the relatively long, pointed teeth. They can appear more flattened however ...
, eye tooth or cuspid.
![Norman arch](https://upload.wikimedia.org/wikipedia/commons/4/4e/Norman_arch.jpg)
In the
apse
In architecture, an apse (plural apses; from Latin 'arch, vault' from Ancient Greek 'arch'; sometimes written apsis, plural apsides) is a semicircular recess covered with a hemispherical vault or semi-dome, also known as an ''exedra''. In ...
of a church at
Murano
Murano is a series of islands linked by bridges in the Venetian Lagoon, northern Italy. It lies about north of Venice and measures about across with a population of just over 5,000 (2004 figures). It is famous for its glass making. It was on ...
, near
Venice
Venice ( ; it, Venezia ; vec, Venesia or ) is a city in northeastern Italy and the capital of the Veneto Regions of Italy, region. It is built on a group of 118 small islands that are separated by canals and linked by over 400 ...
, it is similarly employed. In the 12th and 13th centuries it was further elaborated with
carving
Carving is the act of using tools to shape something from a material by scraping away portions of that material. The technique can be applied to any material that is solid enough to hold a form even when pieces have been removed from it, and ...
, losing therefore its primitive form, but constituting a most beautiful decorative feature. In
Elgin Cathedral
Elgin Cathedral is a historic ruin in Elgin, Moray, north-east Scotland. The cathedral—dedicated to the Holy Trinity—was established in 1224 on land granted by King Alexander II outside the burgh of Elgin and close to the River Lossie. I ...
in Scotland, the dogtooth ornament in the
archivolt
An archivolt (or voussure) is an ornamental moulding or band following the curve on the underside of an arch.
It is composed of bands of ornamental mouldings (or other architectural elements) surrounding an arched opening, corresponding to the ...
becomes a four-lobed
leaf
A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, ste ...
, and in
Stone
In geology, rock (or stone) is any naturally occurring solid mass or aggregate of minerals or mineraloid matter. It is categorized by the minerals included, its Chemical compound, chemical composition, and the way in which it is formed. Rocks ...
church in Kent, a much more enriched type of
flower
A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechani ...
. The term has been supposed to originate in a resemblance to the
dog tooth violet, but the original idea of a projecting
tooth
A tooth ( : teeth) is a hard, calcified structure found in the jaws (or mouths) of many vertebrates and used to break down food. Some animals, particularly carnivores and omnivores, also use teeth to help with capturing or wounding prey, tear ...
is a sufficient explanation.
See also
*
Ball flower
The ball-flower (also written ballflower) is an architectural ornament in the form of a ball inserted in the cup of a flower. It came into use in the latter part of the 13th century in England and became one of the chief ornaments of the 1 ...
*
Dentil
A dentil (from Lat. ''dens'', a tooth) is a small block used as a repeating ornament in the bedmould of a cornice. Dentils are found in ancient Greek and Roman architecture, and also in later styles such as Neoclassical, Federal, Georgian Reviv ...
, also means "tooth", but under cornices
References
{{Ornaments
Ornaments (architecture)
Visual motifs