The term 'Presiding Deity' can be summarized as a deity that is in charge of a particular area or domain. The crossword solution for this term is 'Numen, ' which is a Latin word meaning 'divine power' or 'divine will.' Numen is often used to refer to a specific god or goddess, such as the Roman gods Jupiter and Juno, who were believed to preside over the heavens and the earth respectively. In some cases, Numen can also refer to a group of gods or goddesses, such as the Greek pantheon.