(1) A distinct feature or element in a problem
"He studied every facet of the question"
(2) A smooth surface (as of a bone or cut gemstone)
- Any one of the flat surfaces cut into a gem.
- This facet of the diamond was masterfully cut to enhance its value.
- One among many similar or related, yet still distinct things.
- The child's learning disability was only one facet of the problems contributing to his delinquency.
- One of a series of things, such as steps in a project.
- We had just about completed the research facet of the project when the order came to cancel it.
- One member of a compound eye, as found in insects and crustaceans.
- Faceting and faceted are more common in the US. Facetting and facetted are more common in the UK.