అర్థం : An abnormal passage leading from a suppurating cavity to the body surface.
పర్యాయపదాలు : fistula
అర్థం : Any of various air-filled cavities especially in the bones of the skull.
అర్థం : A wide channel containing blood. Does not have the coating of an ordinary blood vessel.
పర్యాయపదాలు : venous sinus
Sinus meaning in Telugu.