Definitions Found:
an upward movement of gas (as air)
- updraftan upward movement of gas (as air)
- updraftan upward movement of air
- updraftsUPDRAFT, an upward movement of air
- scubaan apparatus utilizing a portable supply of compressed gas (as air) supplied at a regulated pressure and used for breathing while swimming underwater
- mixturesThe charge of gas or vapor mixed with air that is admitted to the cylinder of an internal combustion engine, esp. as regards the ratio of fuel to air
- saltationsThe movement of hard particles such as sand over an uneven surface in a turbulent flow of air or water
- trimadjust (as an airplane or submarine) for horizontal movement or for motion upward or downward
- bubbleAn air- or gas-filled spherical cavity in a liquid or a solidified liquid such as glass or amber
- bubblesAn air- or gas-filled spherical cavity in a liquid or a solidified liquid such as glass or amber
- uprushupward rush, as of water or air
- uptakepipe or passage leading upward from below, as for conducting smoke or a current of air
- takeuppipe or passage leading upward from below, as for conducting smoke or a current of air
- raritiesthinness, as of air or a gas
- downdrafta downward current of gas (as air during a thunderstorm)
- encephalographyradiography of the brain after the cerebrospinal fluid has been replaced by a gas (as air)
- elutriatingSeparate (lighter and heavier particles in a mixture) by suspension in an upward flow of liquid or gas
- elutriatesSeparate (lighter and heavier particles in a mixture) by suspension in an upward flow of liquid or gas
- elutriateSeparate (lighter and heavier particles in a mixture) by suspension in an upward flow of liquid or gas
- uplifted(of an island, mountain, etc.) Be created by an upward movement of the earth's surface
- uplifts(of an island, mountain, etc.) Be created by an upward movement of the earth's surface
- uplifting(of an island, mountain, etc.) Be created by an upward movement of the earth's surface