bifacial

Thân thiện

The ancient Roman coin is bifacial, showing a different profile on each side.

Definition

1. Adjective:
   • Having two faces or fronts: Describes an object, structure, or figure that possesses two distinct faces, sides, or surfaces, often designed to be seen or used from two directions.

Usage Examples

• Adjective:
  • The ancient artifact was a bifacial tool, sharpened on both edges.
  • Some solar panels are bifacial, capturing sunlight from both the front and the rear surfaces.
  • The bifacial design of the monument allows it to be viewed from two different plazas.

Advanced Usage

• In Archaeology/Anthropology: Used to describe stone tools that have been flaked on both sides to create a cutting edge.
  • The archaeologist identified the find as a bifacial hand axe from the Paleolithic era.
• In Technology/Engineering: Used to describe devices, especially photovoltaic modules, that generate energy from two active surfaces.
  • Bifacial solar cells can increase energy yield by utilizing reflected light.

Variants and Related Words

• Biface (noun): A type of stone tool that has been worked on both sides. This is a related noun form.
  • The museum's collection includes several finely crafted bifaces.

Synonyms

• Double-faced
• Two-sided
• Double-sided

Antonyms

• Unifacial (having only one face or functional side)

Related Terms and Concepts

• Janus-faced: An adjective derived from Roman mythology, often used metaphorically to describe duplicity or two-facedness in character. While related in the sense of having two faces, "Janus-faced" is primarily used in a figurative, often negative, context, whereas "bifacial" is a neutral, technical term.
  • The Roman god Janus is traditionally depicted as bifacial, looking to the future and the past.

Học thuật

Adjective

1. having two faces or fronts
   • the Roman Janus is bifacial

Từ đồng nghĩa

• biface