plume

[ploom]

noun

1. a feather.

2. a large, long, or conspicuous feather.

   the brilliant plume of a peacock.

3. a soft, fluffy feather.

   the plume of an egret.

4. any plumose part or formation.

5. a feather, a tuft of feathers, or some substitute, worn as an ornament, as on a hat, helmet, etc.

6. a feather or featherlike token of honor or distinction, especially one worn on a helmet.

7. plumage.

8. a vertically or longitudinally moving, rising, or expanding fluid body, as of smoke or water.

9. a visible pattern of smoke resulting from emissions from a stack, flue, or chimney.

10. Also called mantle plume. Geology.,  a deep-seated upwelling of magma within the earth's mantle.

verb (used with object)

plumed, pluming 

1. to furnish, cover, or adorn with plumes or feathers.

2. (of a bird) to preen (itself or its feathers).

3. to feel complacent satisfaction with (oneself ); pride (oneself ) (often followed by on orupon ).

   She sat before the mirror, pluming herself upon her beauty.

plume

/ pluːm /

noun

1. a feather, esp one that is large or ornamental

2. a feather or cluster of feathers worn esp formerly as a badge or ornament in a headband, hat, etc

3. biology any feathery part, such as the structure on certain fruits and seeds that aids dispersal by wind

4. something that resembles a plume

   a plume of smoke

5. a token or decoration of honour; prize

6. Also called: mantle plume. geology a rising column of hot, low viscosity material within the earth's mantle, which is believed to be responsible for linear oceanic island chains and flood basalts

verb

1. to adorn or decorate with feathers or plumes

2. (of a bird) to clean or preen (itself or its feathers)

3. to pride or congratulate (oneself)

plume

1. A feather, especially a large one.

2. A body of magma that rises from the Earth's mantle into the crust.

3. ◆ If a plume rises to the Earth's surface, it erupts as lava.

4. ◆ If it remains below the Earth's surface, it eventually solidifies into a body of rock known as a pluton.

5. An area in air, water, soil, or rock containing pollutants released from a single source. A plume often spreads in the environment due to the action of wind, currents, or gravity.

Other Word Forms

• plumeless adjective
• plumelike adjective
• replume verb (used with object)

Word History and Origins

Origin of plume¹

1350–1400; earlier plome, plume, Middle English plume < Middle French < Latin plūma soft feather (> Old English plūm-, in plūmfether downy feather)

Word History and Origins

Origin of plume¹

C14: from Old French, from Latin plūma downy feather

Example Sentences

These winds stir up dust into swirling columns called dust devils—rotating plumes of air and fine particles that sweep across the Martian surface.

Read more on Science Daily

In a February incident captured on video by several passengers, enough oil entered the bleed air supply of a Boeing 717 that thick plumes of smoke started piling through the vents midflight.

Read more on Wall Street Journal

Live television footage from Gaza showed plumes of smoke rising over the ruins of buildings in northern Gaza, suggesting some fighting continued.

Read more on Wall Street Journal

A BBC correspondent heard explosions from inside Gaza and saw a plume of smoke while near the border in Kibbutz Be'eri, Israel, on Sunday morning.

Read more on BBC

Right above the shores of Huntington Beach, a retired American subsonic T-33 fighter jet darted across the blue canvas of a clear afternoon sky, leaving a spiraling plume of smoke in its wake.

Read more on Los Angeles Times