What is another word for steradian?
Pronunciation: [stəɹˈe͡ɪdi͡ən] (IPA) 
Steradian is a unit of measurement for solid angles, and it has a few synonyms that people can use in this context. The most common synonym is the "square radian" because it represents the area of a unit sphere's surface that is visible from a single point. Steradian can also be referred to as "solid angle unit" or simply "angular unit" in some cases. Additionally, there are other synonyms like "sphere space unit," "three-dimensional angle," and "subtended solid angle." These synonyms can serve as alternatives to steradian in discussions that involve angular measurement or solid angle calculations, providing more options for clear and concise communication.
