pri·ma·cy 
/ˈpraɪməsi/ noun
/ˈpraɪməsi/ noun [noncount] formal : the state of being most important or strongest
▪ Civil law took primacy over religious law. ▪ She has established primacy in her field of study. — often + of ▪ He believes in the primacy of the family over the state.
▪ Civil law took primacy over religious law. ▪ She has established primacy in her field of study. — often + of ▪ He believes in the primacy of the family over the state.
