What is another word for differential coefficient?
Pronunciation: [dˌɪfəɹˈɛnʃə͡l kˌə͡ʊɪfˈɪʃənt] (IPA) 
Differential coefficient, also known as the derivative, has a wide range of synonyms that can be used to describe this mathematical concept. These synonyms include instantaneous rate of change, slope, gradient, tangent, and rate of change. The differential coefficient represents the rate at which a function changes, or in other words, how quickly the output of a function responds to changes in its input. It plays a critical role in calculus, as it forms the foundation for many higher-level concepts. Understanding the various synonyms for differential coefficient can help students better grasp the idea behind this important mathematical concept.
