Glossary t


Tadelakt is a bright, nearly waterproof lime plaster which can be used on the inside of buildings and on the outside. more..


Derived from the Ancient Greek tainia : "band" or "ribbon", taenia is the latin word for a small "fillet" molding near the top of the architrave in a Doric column. more..


Tapestry is a form of textile art. It is woven by hand on a vertical loom. more..


A temple (from the Latin word templum) is a structure reserved for religious or spiritual activities, such as prayer and sacrifice, or analogous rites. more..

Terra cotta

Terra cotta (Italian: "baked earth") is a ceramic. more..


A tessera (plural: tesserae, diminutive tessella) is an individual tile in a mosaic, usually formed in the shape of a cube. Also known as an abaciscus, abaculus. more..

Tiger iron

Tiger iron is an altered rock composed chiefly of tiger's eye, red jasper and black hematite. The undulating, contrasting bands of colour and luster make for an attractive motif, and it is mainly used for jewelry-making and ornamentation. more..

Tiger's eye

Tiger's eye (also Tigers eye, Tiger eye) is a chatoyant gemstone that is usually yellow- to red-brown, with a silky luster. more..


The tourmaline mineral group is chemically one of the most complicated groups of silicate minerals. Its composition varies widely because of isomorphous replacement (solid solution). more..


Tracery is a series of intersecting ribs used in Gothic architecture, especially windows and, in the Perpendicular style of Gothic, vaulting. more..


Triglyph is an architectural term for the vertically channeled tablets of the Doric frieze, so called because of the angular channels in them, two perfect and one divided, the two chamfered angles or hemiglyphs being reckoned as one. more..

Triumphal arch

A triumphal arch is a structure in the shape of a monumental archway, in theory built to celebrate a victory in war, actually used to celebrate a ruler. more..


Trompe-l'œil is an art technique involving extremely realistic imagery in order to create the optical illusion that the depicted objects really exist, instead of being mere, two-dimensional paintings. more..

Turkistan (Timurid) architecture

Timurid architecture is the pinnacle of Islamic art in Central Asia. more..


Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula CuAl6(PO4)4(OH)8•4H2O. more..


A tympanum (plural, tympana) is the semi-circular or triangular decorative wall surface over an entrance bounded by a lintel and arch. It often contains sculptures or other ornaments. more..

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