"Square pillars, which were commonly joined to the sidewalls of a building, being placed on each side of the door, so as to assist in forming the portico. These terms are seldom found except in the plural; because the purpose served by antae required that they should be erected corresponding to each other, and supporting the extremities of the same roof. The following is a specimen of the temple in antis." — Smith, 1873

Antae

"Square pillars, which were commonly joined to the sidewalls of a building, being placed on each side…

"Square pillars, which were commonly joined to the sidewalls of a building, being placed on each side of the door, so as to assist in forming the portico. These terms are seldom found except in the plural; because the purpose served by antae required that they should be erected corresponding to each other, and supporting the extremities of the same roof. Their position and form will be best understood from the cut, in which A A are the antae. The temple in antis was one of the simplest kind. It had in front antae attached to the walls which inclosed the calla; and in themiddle, between the antae, two columns supporting the architrave." — Smith, 1873

Antae

"Square pillars, which were commonly joined to the sidewalls of a building, being placed on each side…

"Elevation of a Greek Ionic attached Tetrastyle in Antis." — Encyclopedia Britanica, 1893

Tetrastyle

"Elevation of a Greek Ionic attached Tetrastyle in Antis." — Encyclopedia Britanica, 1893