hydrazine

[ hahy-druh-zeen ]

noun

1. Also called diamine. a colorless, oily, fuming liquid, N 2 H 4 , that is a weak base in solution and forms a large number of salts resembling ammonium salts: used chiefly as a reducing agent and a jet-propulsion fuel.
2. a class of substances derived by replacing one or more hydrogen atoms in hydrazine by an organic group.

hydrazine

/ ˈhaɪdrəˌziːn; -zɪn /

noun

1. a colourless basic liquid made from sodium hypochlorite and ammonia: a strong reducing agent, used chiefly as a rocket fuel. Formula: N 2 H 4

hydrazine

/ hī′drə-zēn′,-zĭn /

1. A colorless, fuming, corrosive liquid with an odor like ammonia that is a powerful reducing agent. It can be combined with organic compounds to form jet and rocket fuels and is also used to make explosives, fungicides, medicines, and photographic chemicals. Chemical formula: N 2 H 4 .

Word History and Origins

Origin of hydrazine¹

First recorded in 1885–90; hydr- ² + az- + -ine ²

Word History and Origins

Origin of hydrazine¹

C19: from hydro- + azo- + -ine ²

Example Sentences

He said the company didn’t know hydrazine was in the water and didn’t know to test for it.

From Seattle Times

Joel Odou, an attorney for Real Water, told jurors the company tested the water but did not know to test for hydrazine — a toxic chemical used in rocket fuel.

From Seattle Times

He also mentions that the Peregrine will fly on “proven” hydrazine fuel, while Intuitive Machines is experimenting with a new cryogenic propulsion system.

From The Verge

Rocket fuels can include potentially harmful and corrosive materials such as hydrazine, hydrogen peroxide or nuclear materials.

From BBC

Orange clouds in the video might be toxic hydrazine and nitrogen tetroxide, which fuel the rocket’s first stage.

From Nature