nitrogen tetroxide
noun
: a colorless toxic gas N2O4 that is a dimer of nitrogen dioxide and that in liquid form is used as an oxidizer in rocket engines
Examples of nitrogen tetroxide in a Sentence
Recent Examples on the Web
The four propellant tanks on Blue Ghost are arranged in a diagonal configuration, with two containing hydrazine fuel and two holding an oxidizer called nitrogen tetroxide.
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Ars Technica, 18 Mar. 2025
Like other engines in the Leros line, the Leros 4 consumes a bipropellant mix of hydrazine and nitrogen tetroxide, which combust when coming into contact with one another.
—Ars Technica, 24 Jan. 2025
One of the more common combinations in the world of hypergolic propulsion, for instance, is mixing the fuel hydrazine with the oxidizer nitrogen tetroxide.
—Michael Franco, New Atlas, 20 Dec. 2024
The eight high-thrust engines burn hydrazine and nitrogen tetroxide propellants that combust when making contact with one another.
—Stephen Clark, Ars Technica, 28 Sep. 2024
The thrusters consume the nitrogen tetroxide and mix it with hydrazine fuel for combustion.
—Stephen Clark, Ars Technica, 12 Aug. 2024
The thrusters, each generating about 85 pounds of thrust, consume the nitrogen tetroxide, or NTO, oxidizer and mix it with hydrazine fuel for combustion.
—Stephen Clark, Ars Technica, 26 July 2024
Similar thrust degradation was seen and when engineers disassembled the test thruster, a Teflon seal was found to be slightly deformed, likely due to exposure to one of the propellants, nitrogen tetroxide.
—William Harwood, CBS News, 25 July 2024
Previous North Korean rockets used hypergolic propellants, typically hydrazine and nitrogen tetroxide, or solid fuels, which are also well-suited for military ballistic missiles.
—Stephen Clark, Ars Technica, 14 June 2024
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Ars Technica, 18 Mar. 2025
Like other engines in the Leros line, the Leros 4 consumes a bipropellant mix of hydrazine and nitrogen tetroxide, which combust when coming into contact with one another.
—Ars Technica, 24 Jan. 2025
One of the more common combinations in the world of hypergolic propulsion, for instance, is mixing the fuel hydrazine with the oxidizer nitrogen tetroxide.
—Michael Franco, New Atlas, 20 Dec. 2024
The eight high-thrust engines burn hydrazine and nitrogen tetroxide propellants that combust when making contact with one another.
—Stephen Clark, Ars Technica, 28 Sep. 2024
The thrusters consume the nitrogen tetroxide and mix it with hydrazine fuel for combustion.
—Stephen Clark, Ars Technica, 12 Aug. 2024
The thrusters, each generating about 85 pounds of thrust, consume the nitrogen tetroxide, or NTO, oxidizer and mix it with hydrazine fuel for combustion.
—Stephen Clark, Ars Technica, 26 July 2024
Similar thrust degradation was seen and when engineers disassembled the test thruster, a Teflon seal was found to be slightly deformed, likely due to exposure to one of the propellants, nitrogen tetroxide.
—William Harwood, CBS News, 25 July 2024
Previous North Korean rockets used hypergolic propellants, typically hydrazine and nitrogen tetroxide, or solid fuels, which are also well-suited for military ballistic missiles.
—Stephen Clark, Ars Technica, 14 June 2024
Cite this Entry
“Nitrogen tetroxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nitrogen%20tetroxide. Accessed 23 May. 2025.
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