As a Noun: 1. The condition in which something is the same over time. English = uniformity. 2. A state in which everyone or everything behaves or looks the same as everyone or everything else. English = uniformity. 3. Something which is the same for everyone or is considered to be the correct and acceptable form for everyone (especially regarding the words and signs of a language). English = standard. 4. In mathematics, the number you get when you add two or more numbers together and divide the total by the number of numbers you added together. English = mean, average. As a Verb or Adjective: 1. To be the same over a period of time and not vary. English = (be) uniform. 2. To be the same for everyone or to be considered to be the correct and acceptable form for everyone (especially regarding the words and signs of a language). English = (be) standard.