Plug

Something that occludes a circular opening or channel. P., Cervical. Synonym! of P., Mucous. P., Kitetail, a tampon resembling! a kite-tail. P., Mucous, the ma of inspi ated! mucus which occludes the cervix uteri during preg-j nancy and is discharged at the beginning of labor! Ps., Dittrich's; small, dirty-green ma es found in lowest layer of the sputum in fetid bronchitis.