Definition

1. Adjective:
   • Not in agreement or harmony; incompatible: Describes something that does not correspond, match, or fit with something else, often in terms of facts, accounts, or layers.
   • Not conforming; not compliant: Describes a person or thing that is stubborn, resistant, or not willing to conform to rules, expectations, or established patterns.

Examples of Usage

• Adjective:
  • The new geological data was unconformable with the existing model of the region. (The data did not fit or agree with the model.)
  • His unconformable attitude made him a difficult student to manage. (His stubborn, non-compliant attitude made him difficult.)
  • The witness gave a statement unconformable to all the others. (The statement did not match or correspond to the others.)

Advanced Usage

• Geological Term: In geology, "unconformable" specifically describes rock strata that do not follow the expected sequence of deposition, indicating a gap in the geological record.
  • The unconformable contact between the two rock layers suggests a period of erosion.
• Formal/Literary Use: To describe a profound lack of harmony or suitability.
  • His modern ideals were unconformable with the ancient traditions of the society.

Variants and Related Words

• Unconformity (n): A surface of contact between rock strata that represents a missing interval of geological time. Also, a general state of disagreement or nonconformity.
  • The Great Unconformity is a famous geological feature.
  • There was a clear unconformity between his promises and his actions.

Synonyms

• Incompatible: Not able to exist or work together in harmony.
• Incongruous: Not in harmony or keeping with the surroundings or other aspects.
• Discordant: Disagreeing or incongruous.
• Nonconforming: Not conforming to prevailing ideas or practices.

Antonyms

• Conformable: Similar in form or nature; agreeing, compliant.
• Compatible: Able to exist or occur together without conflict.
• Consonant: In agreement or harmony.

Related Phrases/Idioms

(While not a phrasal verb, the concept is often expressed in phrases.) - To be unconformable with/to: The standard prepositional construction. - The results are unconformable with our hypothesis. - In unconformable relation to: A more formal way to express a lack of correspondence. - The two datasets stand in unconformable relation to each other.

Adjective

1. not correspondent
   • a description unconformable to previous accounts