auxetic

Thân thiện

A scientist observes an auxetic material expanding under a microscope.

Definition

1. Adjective:
   • Relating to or characterized by auxesis: "auxetic" describes something pertaining to growth, specifically growth that occurs through an increase in cell size rather than by cell division.
   • Pertaining to expansion or enlargement: In a broader scientific context, it can refer to materials or processes that exhibit a tendency to expand in multiple directions when stretched.

Usage Examples

• Adjective:
  • The biologist studied the auxetic phase of tissue development.
  • This polymer exhibits auxetic properties, meaning it widens when pulled.

Advanced Usage

• "auxetic material": A material that has a negative Poisson's ratio, expanding perpendicularly when stretched.
  • Researchers are developing auxetic materials for advanced protective gear.
• "auxetic growth": Growth characterized by cell enlargement.
  • Auxetic growth is a key mechanism in the development of certain plant organs.

Variants and Related Words

• Auxesis (n): The process of growth, especially by increase in cell size.
  • Auxesis is a fundamental concept in developmental biology.
• Auxetically (adv): In an auxetic manner.
  • The foam deforms auxetically under tension.

Synonyms

• Expansive: Tending to expand or capable of expanding.
• Dilative: Causing or relating to dilation or expansion.

Notes on Meaning

• The primary meaning is biological, relating to a specific type of cellular growth.
• A secondary, more modern meaning is found in materials science, describing a counter-intuitive mechanical property. These two meanings are connected by the core concept of expansion.

Học thuật

Adjective

1. of or relating to growth by auxesis