| NOUN | animal | water vascular system | system of fluid-filled tubes used by echinoderms in locomotion and feeding and respiration |
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| Meaning | System of fluid-filled tubes used by echinoderms in locomotion and feeding and respiration. | |
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| Part of | echinoderm | marine invertebrates with tube feet and five-part radially symmetrical bodies |
| Broader | vascular system | The vessels and tissue that carry or circulate fluids such as blood or lymph or sap through the body of an animal or plant |
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