Sigma (couch)
Encyclopedia
The Ancient Roman furniture
, sigma was a semi-circular couch
sometimes used at banquets instead of the triclinium
. Its name comes from the lunate sigma (upper case , lower case ) — which resembles, but which is not at all related to, the Latin letter
C
and was used in Eastern forms of Greek writing and in the Middle Ages.
Furniture
Furniture is the mass noun for the movable objects intended to support various human activities such as seating and sleeping in beds, to hold objects at a convenient height for work using horizontal surfaces above the ground, or to store things...
, sigma was a semi-circular couch
Couch
A couch, also called a sofa, is an item of furniture designed to seat more than one person, and providing support for the back and arms. Typically, it will have an armrest on either side. In homes couches are normally found in the family room, living room, den or the lounge...
sometimes used at banquets instead of the triclinium
Triclinium
A triclinium is a formal dining room in a Roman building. The word is adopted from the Greek τρικλίνιον, triklinion, from τρι-, tri-, "three", and κλίνη, klinē, a sort of "couch" or rather chaise longue...
. Its name comes from the lunate sigma (upper case , lower case ) — which resembles, but which is not at all related to, the Latin letter
Latin alphabet
The Latin alphabet, also called the Roman alphabet, is the most recognized alphabet used in the world today. It evolved from a western variety of the Greek alphabet called the Cumaean alphabet, which was adopted and modified by the Etruscans who ruled early Rome...
C
C
Ĉ or ĉ is a consonant in Esperanto orthography, representing the sound .Esperanto orthography uses a diacritic for all four of its postalveolar consonants, as do the Latin-based Slavic alphabets...
and was used in Eastern forms of Greek writing and in the Middle Ages.