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• culm
  culm

  noun

  coal dust; slack.
• Culm
  Culm

  noun

  a formation consisting mainly of shales and sandstone deposited during the Carboniferous period in parts of Europe

culm

¹ American  

[kuhlm] / kʌlm /

noun

1. coal dust; slack.

2. anthracite, especially of inferior grade.

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culm ² American  

[kuhlm] / kʌlm /

noun

1. a stem or stalk, especially the jointed and usually hollow stem of grasses.

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verb (used without object)

1. to grow or develop into a culm.

culm ¹ British  

/ kʌlm /

noun

1. the hollow jointed stem of a grass or sedge

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Culm ² British  

noun

1. a formation consisting mainly of shales and sandstone deposited during the Carboniferous period in parts of Europe

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culm ³ British  

/ kʌlm /

noun

1. coal-mine waste

2. inferior anthracite

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culm Scientific  

/ kŭlm /

1. The stem of a grass or similar plant.

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Etymology

Origin of culm¹

1300–50; Middle English colme, probably equivalent to col coal + -m suffix of uncertain meaning (compare -m in Old English fæthm fathom, wæstm growth)

Origin of culm²

1650–60; < Latin culmus stalk; akin to calamus, haulm

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Example Sentences

See Examples For:

culm Culm

“It could also be a culm bank where they put all the refuse of the coal industry. It does look like there are trees growing on it.”

From Seattle Times ● Dec. 25, 2017

As far as DEP is concerned, reprocessing coal from culm banks is a benefit: It mitigates a hazard, as well as the environmental issues, Stefanko said.

From Washington Times ● Jun. 6, 2015

The task of dredging out millions of tons of accumulated silt and culm is ready to begin.

From Time Magazine Archive

Long have there been rumors that PRC would go into the power business, using its own small grade anthracite and reclaiming culm banks for fuel.

From Time Magazine Archive

Traced eastward into north Germany, Thuringia and Silesia, the limestones pass into the detrital culm formations, which owe their existence to a southern uplifted massif, the complement of the synclines already mentioned.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" by Various

For the third year running, the Environment Agency said it had restocked the River Culm in Devon following pollution in 2019.

From BBC ● Dec. 21, 2021

B. ásper, L. Culm slender and panicle smaller; spikelets 5–9-flowered; glume linear-lanceolate, scarcely keeled, hairy near the margins, rather longer than the awn; sheaths and lower leaves hairy or downy.—N.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

Culm nearly terete, slender; leaves bristle-form; cymes panicled, somewhat loose, the spikelets mostly pedicelled; achene oblong-obovate, longer than the bristles, thrice the length of the broad compressed-conical tubercle.—Swamps; pine-barrens of N. J. to S. C.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

Culm fossils appear in the Carnic Alps, in the Balkans and parts of Spain, also in Spitzbergen and part of New Guinea.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

In the last-mentioned region the thickness of the Culm formation has been estimated 618 by D. Stur at over 45,000 ft.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

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