Definition

1. Adjective:
   • Isohedral: In mineralogy and crystallography, describing a crystal form where all faces are identical in shape, size, and relationship to the crystal's axes. It implies a high degree of symmetry.

Usage Examples

• Adjective:
  • Hình dạng của viên kim cương này là đẳng diện. (The shape of this diamond is isohedral.)
  • Tinh thể lập phương hoàn hảo là một ví dụ về dạng đẳng diện. (A perfect cubic crystal is an example of an isohedral form.)

Advanced Usage

• This is a specialized scientific term. It is primarily used in academic, geological, or materials science contexts to describe crystal morphology.
• It can be used to contrast with other crystal forms like "anisohedral" (không đẳng diện), where the faces are not all the same.

Variants and Related Words

• Đẳng hướng (adj): Isotropic. Having identical properties in all directions.
• Đẳng thế (adj): Equipotential. Having the same electrical potential.

Synonyms

• Isohedral: The direct and most accurate English equivalent.
• Equifacial: A less common synonym also meaning having faces of equal form.

Notes

• "Đẳng diện" is a compound word formed from "đẳng" (equal, iso-) and "diện" (face, surface). It is a technical loan translation.
• There are no common idioms or phrasal verbs associated with this specific term due to its highly specialized nature.