Opus

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Opus is a Latin word for work. The plural of opus is opera. It is used in many fields, notably in architecture and in music.

In music, pieces of music by composers are given opus numbers, which generally run in order of publication. Unpublished compositions often are given WoO numbers (Werk ohne Opuszahl, German for work without opus number).
In architecture, it specifically describes a technique or a method or a style of connecting building elements, following the studies on Roman architecture. Roman building styles are commonly classified as:
*Opus incertum
*Opus testaceum (also called Opus latericium)
*Opus caementicium
*Opus reticulatum (also called Opus certum)
*Opus siliceum
*Opus quadratum
*Opus vittatum
*Opus mixtum
*Opus spicatum
*Opus alexandrinum

Opus Dei (God's work) is a conservative Roman Catholic organization founded in 1928.
Opus the Penguin is a character in various comic strips by Berkeley Breathed.
Opus is a comic strip by Berkeley Breathed.
Opus is an Austrian pop-rock group
[Opus International Consultants] - Highway Asset Development and Maintenance, Architecture, Structural Design, Infrastructure Development and Asset Management, Water Management and Environmental Planning.
Directory Opus is a file manager originally for the Amiga computer and now for Windows.
A "magnum opus" (or "opus magnum") is a great work or, more commonly, the greatest work of a person. Magnum is Latin for great.
Opus is an ancient Greek city of Eastern Locris, on the coast of mainland Greece across from Euboea
Opus Pistorum is a novel by Henry Miller
Opus Pro and Opus Presenter are two programs made by Digital Workshop.
OpusSolo,OpusTwin and OpusMulti x are trademarks from a lift range by Fujitec UK Ltd
Opus-CBCS is a Bulletin Board (Computer Based Conversation System) created by Wynn Wagner

See also