viscousness

/vi'siditi/ Cách viết khác : (viscosity) /vis'kɔsiti/ (viscousness) /'viskəsnis/
Học thuật
Thân thiện
viscousness

Honey demonstrates a high degree of viscousness.

Definition

Noun: - Resistance of a liquid to shear forces (and hence to flow): The physical property of a fluid that describes its internal resistance to flow and deformation. A high viscousness means the fluid flows slowly (like honey), while a low viscousness means it flows easily (like water).

Usage
  • Describing Fluids: Used to discuss the physical characteristics of liquids, semi-liquids, or gases in scientific, engineering, and everyday contexts.
  • Quantitative and Qualitative: Can be used as a measurable property (e.g., in physics) or a descriptive quality.
Examples
  • The viscousness of the crude oil made it difficult to pump through the pipeline.
  • When measuring the viscousness of the syrup, we found it was much higher than that of water.
  • The paint's high viscousness required a special thinner before it could be sprayed.
Advanced Usage
  • In Rheology: In the study of flow, viscousness is a key parameter for classifying fluids as Newtonian or non-Newtonian.
  • Metaphorical Use: Occasionally used metaphorically to describe something that is slow-moving or resistant to change.
    • The viscousness of the bureaucratic process frustrated everyone.
Variants and Related Words
  • Viscosity (n): The more common and technical synonym for viscousness. Often used interchangeably.
    • The engine oil's viscosity is critical for proper lubrication.
  • Viscous (adj): Having a thick, sticky consistency between solid and liquid; having high viscousness.
    • The lava was thick and viscous.
Synonyms
  • Thickness: (Informal) The quality of being thick or not flowing easily.
  • Consistency: The degree of thickness or firmness of a substance.
  • Gluiness: The quality of being sticky or adhesive (often overlaps with viscousness in descriptive contexts).
Antonyms
  • Fluidity: The quality of flowing easily.
  • Thinness: The quality of being watery or having low resistance to flow.
Related Phrases and Concepts
  • Dynamic Viscosity: A measure of a fluid's resistance to shear flow when an external force is applied.
  • Kinematic Viscosity: The ratio of dynamic viscosity to fluid density.
  • Viscous Damping: A force that opposes motion through a fluid, proportional to velocity.
viscousness

Honey demonstrates a high degree of viscousness.

Noun
  1. resistance of a liquid to shear forces (and hence to flow)

Từ đồng nghĩa