ˈɡɹeɪtɛst ˈstɜː(ɹ).lɪŋ ˈstɜː(ɹ).lɪŋ suːˈpɜː.lə.tɪv suˈpɝː.lə.tɪv highest in quality British money; especially the pound sterling as the basic monetary unit of the UK