a hard, black mineral substance that is dug from the earth in lumps and used as a fuel, a piece of coal or charcoal used for drawing

burning coal, coal mine, charcoal and coal

Formal and Informal Expressions of coal

In different contexts, you can replace 'coal' with suitable alternatives. In a more formal setting, 'carbon, fuel' is apt. In informal speech or writing, 'black stuff, rock' is a commonplace synonym.

coal: Explore its Definition & Usage

coal Definition

1a hard, black mineral substance that is dug from the earth in lumps and used as a fuel
2a piece of coal or charcoal used for drawing

Using coal: Examples

Take a moment to familiarize yourself with how "coal" can be used in various situations through the following examples!

Example
The train was powered by coal.
Example
The miners were covered in coal dust.
Example
She used a piece of coal to draw on the sidewalk.

coal Synonyms and Antonyms

Synonyms for coal

Phrases with coal

burning coal
the process of using coal as a fuel source
Example
Burning coal releases carbon dioxide into the atmosphere.
coal mine
a place where coal is extracted from the ground
Example
The coal mine was closed due to safety concerns.
charcoal and coal
two types of fuel made from carbon-rich materials
Example
Charcoal and coal are both used for cooking and heating.

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Summary: coal in Brief

Coal [koʊl] is a hard, black mineral substance that is used as a fuel and for drawing. It is commonly found in mines and is often associated with coal dust. Phrases like 'burning coal' and 'coal mine' are used to describe the use and extraction of coal.