Protective umbrellas can be synonymous with many terms depending on the context of use. Umbrellas can be viewed as a form of protection from the elements, such as rain and sun, meaning that substitutes for "protective umbrellas" could include "weather umbrellas" or "sun umbrellas". The term "protective umbrella" can also refer to a form of safety gear meant to protect individuals or equipment from harmful radiation or impact, examples of synonyms are "shielded umbrellas" and "impact resistant umbrellas". In any case, the term "protective umbrellas" is used to describe an object used to provide defense for oneself or others.