Definition

1. Adjective:

   • Capable of being reversed or turned the other way: Describes something that can be flipped, inverted, or changed to an opposite position, state, or direction.
   • Capable of being undone or annulled: Refers to a decision, process, or condition that can be canceled, withdrawn, or returned to a previous state.
   • (Of a chemical reaction or physical process) Able to proceed in either direction: In science, describes a process that can go forward or backward under suitable conditions.
   • (Of fabric or clothing) Having two usable sides: Describes a material or garment designed to be worn or used with either side facing outward.

2. Noun:

   • A garment that can be worn inside out: Specifically, a coat or similar item of clothing made to be reversible, offering two different appearances.

Usage Examples

• Adjective:

  • The judge's ruling was reversible on appeal. (The decision could be overturned by a higher court.)
  • This is a reversible chemical reaction, reaching an equilibrium between products and reactants.
  • She bought a reversible jacket; one side is blue and the other is black.
  • The damage to the ecosystem may not be reversible. (The damage cannot be undone.)

• Noun:

  • For her trip, she packed only a reversible and a few accessories to double her outfit options.

Advanced Usage

• In thermodynamics: A reversible process is an idealized, infinitely slow process where the system remains in thermodynamic equilibrium, allowing it to be reversed without increasing entropy in the universe.
  • The concept of a reversible engine is central to understanding the limits of thermodynamic efficiency.
• In law: A reversible error is a mistake in a trial proceedings serious enough to warrant the reversal of the judgment by an appellate court.
  • The improper admission of evidence was found to be a reversible error.

Variants and Related Words

• Reversibility (noun): The quality or state of being reversible.
  • The reversibility of the procedure was a key factor in its approval.
• Irreversible (adjective): The direct antonym, meaning not able to be reversed, changed, or undone.
  • The decision was final and irreversible.
• Reversibly (adverb): In a reversible manner.
  • The reaction proceeds reversibly under these conditions.

Synonyms

• Adjective: Changeable, revocable, two-sided, invertible, undoable.
• Noun: (Specific to garment) Convertible, two-way coat/jacket.

Antonyms

• Adjective: Irreversible, permanent, irrevocable, fixed, one-sided.

Related Phrases

• Reversible lane: A traffic lane whose direction can be changed to manage traffic flow (e.g., during rush hour).
  • Drivers must pay attention to the signals over the reversible lane.
• Reversible condition (Medical): A disease or ailment that can be cured or corrected.
  • The doctor assured her that the hearing loss was a reversible condition caused by the medication.

Adjective

1. capable of assuming or producing either of two states
   • a reversible chemical reaction
   • a reversible cell
2. capable of being reversed
   • a reversible decision is one that can be appealed or vacated
3. capable of being reversed or used with either side out
   • a reversible jacket
4. capable of reversing or being reversed
   • reversible hypertension

Noun

1. a garment (especially a coat) that can be worn inside out (with either side of the cloth showing)