culm

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culm 1

 (kŭlm)
n.
The stem of a grass or similar plant.

[Latin culmus, stalk.]

culm 2

 (kŭlm)
n.
1. Waste from anthracite coal mines, consisting of fine coal, coal dust, and dirt.
2.
a. Carboniferous shale.
b. Inferior anthracite coal.

[Middle English colme, coal dust, perhaps from Old English col, coal.]

culm

(kʌlm)
n
1. (Mining & Quarrying) coal-mine waste
2. (Mining & Quarrying) inferior anthracite
[C14: probably related to coal]

culm

(kʌlm)
n
(Botany) the hollow jointed stem of a grass or sedge
[C17: from Latin culmus stalk; see haulm]

Culm

or

Culm Measures

n
(Geological Science) a formation consisting mainly of shales and sandstone deposited during the Carboniferous period in parts of Europe
[C19: from culm1]

culm1

(kʌlm)

n.
1. coal dust; slack.
2. anthracite, esp. of inferior grade.
[1300–50; Middle English colme, probably =col coal + -m suffix of uncertain meaning; compare -m in Old English fæthm fathom, wæstm growth]

culm2

(kʌlm)

n.
1. a stem or stalk, esp. the jointed and usu. hollow stem of grasses.
v.i.
2. to grow or develop into a culm.
[1650–60; < Latin culmus stalk; akin to calamus, haulm]

culm

(kŭlm)
The stem of a grass or similar plant.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.culm - stem of plants of the Gramineaeculm - stem of plants of the Gramineae  
stalk, stem - a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
References in periodicals archive ?
When a bamboo flowers, most of the leaves are replaced by flowers, transpiration stops, the plant lives on reserves and then all the culms (stems) die.
This paper deals with the characterization of the micro-structure of bamboo culms (Dendrocalamus asper) by Digital Image Analysis.
Harms (1926) was also the first to notice the gradual decrease in the bay area due to the westward expansion of the reed culms and the reed colonization in the closed bays, particularly in the northeastern part of Matsalu Bay.
In the greenhouse, the 'RB867515' sugarcane culms were reproduced vegetatively on polyethylene trays (28 cm x 42 cm x 7.
1991) pointed out that brittleness of mutant culms is due to fewer numbers of cellulose molecules in the cell walls of barley (Hordeum vulgare L.
Although plants survived extended periods of drought, their shoot and root biomass, root length density, numbers of culms and culm height were greatly reduced under dry conditions.
Bamboos are woody grasses, the culms (stems) of which live for several years before being replaced by others.
A closer look, however, reveals that the alkali solution treated fibers have finer textures, which have been formed by the dissolution of waxes, hemiceilufoses, and other amorphous parts originally present in the bamboo culms.
The school, which opened in 2008 and was the magnet for the other two projects, has 25 bamboo buildings, the main one being a stilt-structure constructed with 2,500 bamboo poles, or culms.
In addition to lower culms being fuzzy, specimen 328 has one morphological character, a peduncle trichome 2.
Determination of Cellulose Crystallinity of Bamboo Culms With X-Ray Diffraction Spectrum, Journal Of Northeast Forestry University, (8), 75-77.