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tetroxide

American

[te-trok-sahyd, -sid] / tɛˈtrɒk saɪd, -sɪd /

noun

Chemistry.

an oxide whose molecule contains four atoms of oxygen.

tetroxide British

/ tɛˈtrɒksɪd, tɛˈtrɒksaɪd /

noun

any oxide that contains four oxygen atoms per molecule

osmium tetroxide, OsO4

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of tetroxide

First recorded in 1865–70; tetr- + oxide

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

tetroxide

Mr. Vollmer said the problem occurred among 24 valves that control the flow of nitrogen tetroxide, a propellant used by Starliner’s thrusters.

From New York Times ● Aug. 13, 2021

Examples include SF6, sulfur hexafluoride, and N2O4, dinitrogen tetroxide.

From Textbooks ● Feb. 14, 2019

For secondary fixation, we used 2% osmium tetroxide in 1.25% sodium bicarbonate for 2–3 h at room temperature.

From Nature ● May 20, 2014

Sometime that morning, massive tanks of aerozene 50 and nitrogen tetroxide would mix and explode in the belly of the Titan, producing an eruptive thrust of 430,000 lbs. and hurling the men into orbit.

From Time ● Oct. 14, 2013

Its tetroxide is used in histological experiments to stain tissues.

From The Gutenberg Webster's Unabridged Dictionary Section M, N, and O by Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023