opaque
/ou'peik/
Definition
- Adjective:
- Not clearly understood or expressed: Difficult to comprehend; lacking clarity or transparency in meaning or intent.
- Not transmitting or reflecting light or radiant energy; impenetrable to sight: Describing a material or substance that light cannot pass through, making it impossible to see through.
Usage Examples
- Adjective:
- The professor's explanation was so opaque that none of the students understood the concept. (Meaning: not clearly understood)
- The bathroom window was made of opaque glass to ensure privacy. (Meaning: not transmitting light)
- The company's financial reports were deliberately opaque, hiding its true losses. (Meaning: not clearly expressed)
Advanced Usage
- "opaque to [something]": Impenetrable or not allowing the passage of a specific form of energy or information.
- The material is opaque to ultraviolet rays, providing excellent sun protection.
- His technical jargon was completely opaque to the general audience.
Variants and Related Words
- Opacity (n): The quality or state of being opaque.
- The opacity of the fog made driving dangerous.
- Opaqueness (n): Another term for the state of being opaque (less common than 'opacity').
- The opaqueness of the legal document frustrated everyone.
Synonyms
- Unclear: Not easy to understand.
- Cloudy: Not transparent; murky.
- Impenetrable: Impossible to pass through or understand.
Antonyms
- Transparent: Allowing light to pass through so objects can be distinctly seen; easy to perceive or understand.
- Clear: Easy to perceive, understand, or interpret.
- Lucidity: Clearness of thought or style.
Related Phrases
- Linguistic opacity: A term in linguistics referring to parts of a language that are not phonetically transparent or are difficult for learners to analyze.
- The irregular verb forms are a source of linguistic opacity for new students.
- Opaque projector: A device that projects images of opaque materials (like book pages) onto a screen.
- The teacher used an opaque projector to show illustrations from the textbook.
Adjective
-
not clearly understood or expressed
-
not transmitting or reflecting light or radiant energy; impenetrable to sight
-
opaque windows of the jail
-
opaque to X-rays
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