Cistern and Waterbody

Cistern noun - A sac or cavity containing fluid especially lymph or cerebrospinal fluid.

Waterbody and cistern are semantically related in reservoir topic. In some cases you can use "Waterbody" instead a noun "Cistern", when it comes to topics like pool.

Cistern and waterbody are semantically related in reservoir topic. You can use "Cistern" instead a noun "Waterbody", if it concerns topics such as pool.