systyle

[sis-tahyl]

adjective Architecture.

Origin of systyle

1695–1705; < Latin systȳlos < Greek sýstȳlos, equivalent to sy- sy- + -stȳlos -style²

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

In the systyle, let the height be divided into nine and a half parts, and one of these given to the thickness of the column.
Ten Books on Architecture
Vitruvius