Definition

Noun: 1. A chemical compound: Hydrazine is a colorless, fuming, corrosive, and toxic liquid with a pungent, ammonia-like odor. It is a powerful reducing agent and is used primarily in rocket fuels, as a blowing agent, and in various chemical syntheses.

Examples of Usage

• Noun:
  • The spacecraft's thrusters used hydrazine as a monopropellant.
  • Handling hydrazine requires extreme caution due to its toxicity and corrosiveness.
  • The laboratory synthesized the pharmaceutical intermediate using hydrazine as a reagent.

Advanced Usage

• Technical Context: In aerospace engineering, "hydrazine" specifically refers to a high-performance propellant for attitude control and orbital maneuvering thrusters.
  • The satellite's orbit was corrected by firing its hydrazine-powered thrusters.
• Chemical Process: In industrial chemistry, it can denote the compound used in processes like the production of polymer foams.
  • Hydrazine acts as a blowing agent in the creation of certain foam insulations.

Variants and Related Words

• Hydrazine hydrate (n): A common commercial form of hydrazine, where it is dissolved in water.
• Monomethylhydrazine (MMH) (n): A related chemical compound derived from hydrazine, also used as a rocket fuel.
• Unsymmetrical dimethylhydrazine (UDMH) (n): Another hydrazine derivative frequently used in rocket propellants.

Synonyms

• Diamine (n): A technical term for a compound containing two amino groups, which describes hydrazine's chemical structure (H₂N-NH₂).
• Reducing agent (n): Describes one of hydrazine's primary chemical functions.

Notes on Meaning

• The core meaning of "hydrazine" is always the specific chemical compound (N₂H₄). Its usage is almost exclusively technical, found in contexts of chemistry, aerospace, and industrial manufacturing. It is not used in everyday language.

Noun

1. a colorless fuming corrosive liquid; a powerful reducing agent; used chiefly in rocket fuels