: a heavy flammable gaseous alkane C3H8 found in crude petroleum and natural gas and used especially as fuel and in chemical synthesis
Examples of propane in a Sentence
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Instead of tankers carrying natural gas liquids, including ethane, butane and propane, through the canal, the NGLs would travel through a 76-kilometer pipeline connecting the Atlantic and Pacific ports.
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Lori Ann Larocco, CNBC, 19 Sep. 2025
The cost of heating oil is expected to decline an average of 4%, to $1,455, while propane will likely drop 5%, to $1,250.
—Tami Luhby, CNN Money, 19 Sep. 2025
High winds can be damaging to people and property, so bring loose objects such as lawn furniture and garbage cans inside, and anchor items that will be unsafe to bring inside, like gas grills or propane tanks.
—MSNBC Newsweek, 17 Sep. 2025
Choosing low global warming potential appliances that use alternatives like propane or CO₂ ensures that households and businesses cut their climate impact from cooling.
—Dianne Plummer, Forbes.com, 16 Sep. 2025
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Lori Ann Larocco, CNBC, 19 Sep. 2025
The cost of heating oil is expected to decline an average of 4%, to $1,455, while propane will likely drop 5%, to $1,250.
—Tami Luhby, CNN Money, 19 Sep. 2025
High winds can be damaging to people and property, so bring loose objects such as lawn furniture and garbage cans inside, and anchor items that will be unsafe to bring inside, like gas grills or propane tanks.
—MSNBC Newsweek, 17 Sep. 2025
Choosing low global warming potential appliances that use alternatives like propane or CO₂ ensures that households and businesses cut their climate impact from cooling.
—Dianne Plummer, Forbes.com, 16 Sep. 2025
See All Example Sentences for propane
Cite this Entry
“Propane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/propane. Accessed 23 Sep. 2025.
Copy CitationKids Definition
propane
noun
pro·pane
ˈprō-ˌpān 
: a heavy flammable gas found in crude petroleum and natural gas and used especially as fuel and in the chemical industry
Medical Definition
propane
noun
pro·pane
ˈprō-ˌpān
: a heavy flammable gaseous alkane C3H8 found in crude petroleum and natural gas and used especially as fuel and in chemical synthesis
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