There are several synonyms for "degrees above zero" that can be used depending on the context. When referring to temperature, the phrase "positive degrees Celsius/Fahrenheit" is commonly used. Similarly, in reference to angular measurement, the term "positive angle" can be used to represent degrees above the horizontal or vertical axis. In relation to mathematical equations, the term "positive values" can be used to describe values that are greater than zero. Additionally, in the context of weather, the phrase "above freezing" can be used to indicate temperatures above zero degrees Celsius. It is important to consider the appropriate synonym based on the specific context in which it is being used.