sinus Synonyms

venous sinus fistula purulency parabola opening lacuna intaglio indentation hollow hole follicle pit pocket purulence lumen vagina syrinx socket sinuses sine recess pus fistular depression dip cavity catacaustic bow bosom basin axilla axil armpit antrum circle concavity dint dimple diacaustic dent curve crook crater conchoid conceptacle alveolus