coherent

/kou'hiərənt/

Thân thiện

The professor gave a coherent explanation of the theory.

Definition

1. Adjective:
   • Logically consistent and connected: "coherent" describes something where all the parts fit together logically and clearly, making sense as a whole.
   • Sticking together; united: In a physical or metaphorical sense, it can mean forming a unified whole.
   • Capable of clear, logical thought and speech: Used to describe a person whose thoughts and expressions are clear and logical.
   • Having a constant phase relationship: In physics, specifically regarding waves, it describes waves that maintain a fixed phase relationship.

Usage and Examples

• Describing an argument or text:
  • She presented a coherent argument that was easy to follow.
  • The essay lacked a coherent structure, making it confusing.
• Describing a person's thoughts or speech:
  • After resting, the patient became more coherent and could answer questions clearly.
  • He was too shocked to give a coherent account of the accident.
• Describing physical unity:
  • The two surfaces formed a coherent bond.
  • The community remained coherent despite external pressures.

Advanced Usage

• In Physics: Refers to waves (like light or sound) that are in phase.
  • Laser light is highly coherent.
• In a metaphorical or abstract sense:
  • The government failed to develop a coherent economic policy.
  • Her memories of the event were not coherent.

Variants and Related Words

• Coherence (noun): The quality of being logical, consistent, and unified.
  • The coherence of his theory made it persuasive.
• Coherently (adverb): In a logical and clear manner.
  • She explained the complex process coherently.
• Incoherent (adjective): The opposite; not logical or clear.
  • He was babbling incoherent nonsense.

Synonyms

• Logical: Characterized by clear, sound reasoning.
• Consistent: Unchanging in nature, standard, or effect over time; not containing contradictions.
• Lucid: Expressed clearly; easy to understand.
• Unified: Made into or become a single unit.

Antonyms

• Incoherent: Unclear, illogical, or disjointed.
• Confused: Lacking logical order or sense.
• Disjointed: Lacking a coherent sequence or connection.

Related Phrases and Idioms

• "A coherent whole": Something where all the parts work together seamlessly.
  • The various elements of the design combine to form a coherent whole.
• "Coherent narrative": A story or account that is logically structured and easy to follow.
  • The witness struggled to provide a coherent narrative of events.

Học thuật

Adjective

1. sticking together
   • two coherent sheets
   • tenacious burrs
2. (physics) of waves having a constant phase relation
3. capable of thinking and expressing yourself in a clear and consistent manner
   • a lucid thinker
   • she was more coherent than she had been just after the accident
4. marked by an orderly, logical, and aesthetically consistent relation of parts
   • a coherent argument

Từ đồng nghĩa

• tenacious
• logical
• lucid
• consistent
• ordered