Webd. : a cluster of distinctive feathers. 2. a. : material (such as a feather, cluster of feathers, or a tuft of hair) worn as an ornament. b. : a token of honor or prowess : prize. 3. : …

Webplume 1. A feather, especially a large and showy one. 2. A large feather, cluster of feathers, or similar ornament worn on a helmet, hat, or horse's harness. 3. A token of honor or achievement. 4. A mass or stream of material that resembles a long feather: a plume of smoke. 5. An area or section of ...

Weba large, long, or conspicuous feather: the brilliant plume of a peacock. a soft, fluffy feather: the plume of an egret. any plumose part or formation. verb (used with object), plumed, …

Weba plume of dust, smoke, etc. a tall, thin mass of smoke, dust, or similar substance that rises up into the air: After the explosion, a plume of smoke could be seen in the sky for miles …

Webnoun. the light horny waterproof structure forming the external covering of birds. synonyms: feather, plumage. see more. noun. a feather or cluster of feathers worn as an ornament. see more. noun. anything that resembles a feather in shape or lightness.

WebIn hydrodynamics, a plume or a column is a vertical body of one fluid moving through another. Several effects control the motion of the fluid, including momentum, diffusion and buoyancy. Pure jets and pure plumes define flows that are driven entirely by momentum and buoyancy effects, respectively. Flows between these two limits are usually described as …

Web24/11/2022 · plume in American English (plum ) noun 1. a. a feather, esp. a large, fluffy, or showy one b. a cluster of such feathers 2. an ornament made of a large feather or feathers, or of a feathery tuft of hair, esp. when worn on a hat, helmet, etc. as a mark of distinction 3. any token of worth or achievement; prize 4. plumage or down 5.

WebScience [ edit] Plume (feather), a prominent bird feather Plume (fluid dynamics), a column consisting of one fluid moving through another fluid Eruption plume, a column of volcanic ash and gas emitted into the atmosphere during an eruption Mantle plume, an upwelling of hot rock within the Earth's ...

Web11/11/2019 · Introduction: A mantle plume is an upwelling of abnormally hot rock within the Earth’s mantle. Body: In the body of the answer start discussing by enumerating basics of Plate tectonics, then explain what is mantle plume and its role in plate tectonics.

WebA mantle plume is an area under the rocky outer layer of Earth, called the crust, where magma is hotter than the surrounding magma. The heat from this extra hot magma causes melting and thinning of the rocky crust, which leads to widespread volcanic activity on Earth’s surface above the plume. Role of mantle plume in plate tectonics: