natural gas 1
noundomain: substance
Princeton WordNet [ver.3.1]
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EnglishDefinition
a fossil fuel in the gaseous state; used for cooking and heating homes
Hypernym
fossil fuel 1
noun
fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content
Substance_meronym
methane 1
noun
a colorless odorless gas used as a fuel
EnglishHyponym
shale gas 1
noun
a natural gas that is found trapped within shale formations.
tight gas 1
noun
natural gas produced from reservoir rocks with such low permeability that massive hydraulic fracturing is necessary to produce the well at economic rates.
Substance_holonym
methane 1
noun
a colorless odorless gas used as a fuel
