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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

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

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

Hard coal diggings had scarred Scranton's hills and undermined its streets; the exhausted mines threatened to cave in the whole economy of the polyglot community among the culm dumps of Northeastern Pennsylvania.

From Time Magazine Archive

We speedily leave the granite and the culm measures, and are among the rocks of the Devonian series, less stern and forbidding in colour.

From Cornwall by S. (Sabine) Baring-Gould

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

This aspect of the Culm is found in Saxony, where there are workable coals, in Bohemia, Thuringia, the Fichtelgebirge, the Harz, where the beds are traversed by mineral veins, and in Moravia and Silesia.

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

These two divisions were the Upper and Lower Culm Measures, so named from certain impure coals, locally called “culm,”1 contained within the shales near Bideford.

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

Culm and rootstocks stouter than in C. stricta; the narrow panicle less dense, and purplish spikelets larger; glumes fully 2´´ long, tapering to a point; awn from much below the middle of the glume, stout.

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 1–2° high; leaves roughish; panicle open; glumes unequal, lanceolate, their midrib and the pedicels rough.—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