Bispirus is a unique word that can be pronounced as /ˈbaɪspɪrəs/. This word follows the basic phonetic rules of English language, where "bi" refers to the prefix meaning "two" and "spirus" means "coil or twist". Thus, Bispirus means "double coil or twist". The spelling of Bispirus can be a bit tricky as it involves "sp" at the beginning, which makes it different from other words. Nevertheless, its pronunciation is straightforward and easy to remember once learned.