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