| 1 | Fluid motion caused by an external force such as gravity. | |
| 2 | The parting of the waters can be understood through fluid dynamics. | |
| 3 | A fluid-containing sac or cavity in the body of an organism. | |
| 4 | The parting of the waters can be understood through fluid dynamics. | |
| 5 | The retarding force exerted on a moving body by a fluid medium such as air or water. |