water tank; cistern; fish tank; aquarium
water-purification tank; septic tank
tub used to collect feces in an outhouse
periodontitis; pyorrhea; pyorrhoea; pyorrhea alveolaris; inflammation of the gingiva (gums) resulting in bone loss
(dental) alveolus; tooth socket
precipitation tank; settling tank; sedimentation tank
wooden vat (esp. for sake brewing); wooden tank
electrolytic cell; electrolytic bath
main bath (i.e. in a bathhouse)
ore-washing buddle; hutch