Definition: Effulgences are a type of spiritual practice that involves invoking or communicating with spirits, often through prayer or meditation. They are believed to be a way for individuals to communicate with the divine and connect with higher powers. Effulgences can involve various forms such as chanting, incantations, or using symbols and analogies to express their prayers. Effulgences are typically performed in private settings, often within religious communities or spiritual circles. They may also be used in public spaces, such as churches