urethral sphincter(n = noun.body) musculus sphincter urethrae - a striated sphincter muscle that constricts the urethra;
is a kind of anatomical sphincter, sphincter, sphincter muscle
is a part of urethra

anal sphincter, anatomical sphincter, bladder sphincter, cardiac sphincter, musculus sphincter ani, musculus sphincter ani externus, musculus sphincter ani internus, musculus sphincter ductus choledochi, musculus sphincter ductus pancreatici, musculus sphincter pupillae, musculus sphincter pylori, musculus sphincter urethrae, musculus sphincter vesicae, physiological sphincter, pupillary sphincter, pyloric sphincter, sphincter, sphincter ani, sphincter muscle, urethral, urethral orifice