Definition

1. Adjective:
   • Without fault or error; perfect: Used to describe something that is flawless, contains no mistakes, and is of the highest possible standard.
   • Not capable of sin: An older, more formal or theological meaning describing a person who is incapable of committing a sin or moral error.

Examples of Usage

• Adjective:
  • Her presentation was impeccable; every detail was perfectly executed.
  • He has an impeccable reputation for honesty and integrity.
  • The chef's technique is impeccable, resulting in consistently perfect dishes.
  • She speaks impeccable French, with perfect grammar and pronunciation.

Advanced Usage

• "Impeccable taste/style/manners": Used to describe a sense of aesthetics, fashion, or social conduct that is considered perfect and beyond criticism.

  • The interior of the house showed impeccable taste.
  • He is known for his impeccable manners at formal events.

• "Impeccable logic/reasoning": Describes an argument or line of thought that is perfectly constructed and contains no flaws.

  • The philosopher's argument was built on impeccable logic.

Variants and Related Words

• Impeccably (adverb): In a flawless or perfect manner.

  • The event was impeccably organized.

• Impeccability (noun): The quality or state of being flawless.

  • The impeccability of his work is widely admired.

Synonyms

• Faultless: Having no faults or defects.
• Flawless: Without any imperfections.
• Immutable: Unchanging over time or unable to be changed (in some philosophical contexts related to perfection).
• Immaculate: Perfectly clean, neat, or free from flaws. (Note: This is a very close synonym, often used interchangeably with "impeccable" in contexts like "impeccable/immaculate record".)

Antonyms

• Flawed: Having imperfections or defects.
• Faulty: Containing faults or errors.
• Imperfect: Not perfect; faulty or incomplete.

Related Idioms and Phrases

• "Impeccable credentials": Refers to qualifications, background, or references that are perfect and inspire complete confidence.

  • The candidate for the job had impeccable credentials.

• "Impeccable timing": Refers to an action performed at the perfect, most effective moment.

  • His joke, told with impeccable timing, made everyone laugh.

Adjective

1. not capable of sin
2. without fault or error
   • faultless logic
   • speaks impeccable French
   • timing and technique were immaculate
   • an immaculate record