To scientists, a theory is an explanation of some feature of the world that meets three requirements: it is supported by evidence, is testable and falsifiable, and can be used to make predictions. As the first requirement shows, âtheoryâ in scientific use does not mean âguessâ or anything similar.
Look up ordinance in Wiktionary, the free dictionary. A local ordinance is a law usually found in a code of laws for a political division smaller than a state or nation, i.e., a local government such as a municipality, county, parish, prefecture, etc. 1  1 United States.  1.1 Alabama.
1 The Atlanta Code of Ordinances is maintained online by Municode, a third party company that electronically publishes municipal codes. 2  You can browse the entire ordinance online -- just scroll down to Part 16 (Zoning) on the left or use the search box in the upper left corner.