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steam coal

steam coal

4.4
A solid fuel burned in steam boilers to make steam for engines or power plants
  • noun
  • /stiːm koʊl/
  • Archaic
translation icon : carbón de vapor
  • Many power plants rely on steam coal to operate their steam boilers efficiently.

Examples

  • Historically, steam coal fueled locomotives throughout the heyday of rail travel.

  • The price of steam coal has fluctuated with changes in global energy demand.

  • The factory uses steam coal to power its machines.

  • Many industries rely on steam coal for energy.

  • Many power plants rely on steam coal to generate power by heating water in their boilers.

  • Historically, steam coal fueled locomotives during the golden age of rail travel.

  • The industrial plant uses steam coal to produce steam for its machinery.

Synonyms

lignite
vssteam coal
  • Specialized
1 8.7

A soft brown coal used for fuel that gives less heat than harder coal

is intended for reliable boiler use rather than this lower quality fuel
bituminous coal
vssteam coal
  • Specialized
1 6.6

A soft black coal that burns easily and makes a smoky yellow flame

is chosen for steady boiler burning to produce large amounts of steam
brown coal
vssteam coal
  • UK
1 5.8

A soft brown material people burn to make heat or electricity

is chosen for efficient steam generation rather than this softer intermediate fuel
soft coal
vssteam coal
  • Specialized
6.1

A dark fuel that burns easily and makes a lot of smoke

is used specifically for boiler combustion to make steam efficiently
hard coal
vssteam coal
  • Specialized
4.0

A hard natural fuel that burns slowly and gives very strong heat

is selected for rapid boiler combustion to generate steam rather than slow burn
anthracite coal
vssteam coal
5.0

A hard, shiny coal that burns slowly and makes a lot of heat with little smoke

is preferred for steady steam production rather than for slow, smoky burning
wood coal
vssteam coal
  • Specialized
8.2

A soft brown coal that gives less energy when burned

is suitable for boiler steam production rather than this intermediate form

Surface Forms

steam coal singular
steam coals plural

Morphology

steam + coal

The meaning 'coal suitable for burning in steam boilers' is directly and compositionally derived from 'steam' (vapor used to drive boilers) + 'coal' (fossil fuel): the first noun specifies the type or use of the second. This noun-noun modifier pattern is common and cross-linguistically transparent, so a B1 learner who knows both constituents would readily infer the intended meaning.

Etymology

Steam coal comes from the simple image of coal burned to make steam in 'steam boilers' for trains and factories. That's why steam coal means coal chosen for making 'steam power'.