Definitions

1. adjective

Having two faces or sides that can be used for a purpose.

“The bifacial solar panels provide energy on both sides of the surface.”

2. noun

A surface or object that has two faces or sides.

“The researcher studied the bifacial effect of light on plant growth.”

3. adverb

In a two-faced or double-sided manner.

“The new technology works bifacially to increase efficiency.”