Definition

1. Noun:
   • A chemical compound formed by the removal of water from another compound: An "anhydride" is a substance, typically an oxide, that reacts with water to form an acid or base, or one derived from an acid by removal of a water molecule.

Examples of Usage

• Noun:
  • Acetic anhydride is a common reagent in organic synthesis.
  • Sulfur trioxide is the anhydride of sulfuric acid.
  • The reaction produced a carboxylic acid anhydride.

Advanced Usage

• "Mixed anhydride": An anhydride derived from two different carboxylic acid molecules.
  • The chemist synthesized a mixed anhydride as an intermediate.
• "Acid anhydride": A specific class of anhydrides derived from acids, which react with water to reform the parent acid.
  • Phthalic anhydride is an important industrial acid anhydride.

Variants and Related Words

• Anhydrous (adj): Describing a substance containing no water.
  • The reaction requires anhydrous conditions.
• Anhydridization (n): The process of forming an anhydride. (This is a less common technical term).

Synonyms

• Dehydrated compound: A compound from which water has been removed.

Related Phrases (Phrasal Verbs)

(Not commonly applicable for this technical noun.)

Related Idioms

(Not commonly applicable for this technical noun.)

Noun

1. a compound formed from one or more other compounds in a reaction resulting in removal of water