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Facet vs Layer - What's the difference?

facet | layer |

As nouns the difference between facet and layer

is that facet is any one of the flat surfaces cut into a gem while layer is a single thickness of some material covering a surface.

As verbs the difference between facet and layer

is that facet is to cut a facet into a gemstone while layer is (ambitransitive) to cut or divide (something) into layers.

facet

English

(wikipedia facet)

Noun

(en noun)
  • 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 .
  • (anatomy) One member of a compound eye, as found in insects and crustaceans.
  • (anatomy) A smooth circumscribed surface.
    • the articular facet of a bone
  • (architecture) The narrow plane surface between flutings of a column.
  • (mathematics) A face of codimension 1 of a polytope.

    • Derived terms

    * multifaceted

    Verb

  • To cut a facet into a gemstone.

    • Usage notes

    * Faceting and faceted are more common in the US. Facetting and facetted are more common in the UK.

    layer

    English

    Noun

    (en noun)
  • A single thickness of some material covering a surface.
    • Wrap the loaf in two layers of aluminum foil before putting it in the oven.
    After the first coat of paint dried, he applied another layer .
  • # An item of clothing worn under or over another.
  • It's cold now but it will warm up this afternoon. Make sure you wear layers .
  • A (usually) horizontal deposit; a stratum.
    • I find seven-layer cake a bit too rich.
  • A person who lays things, such as tiles.
  • A mature female bird, insect, etc. that is able to lay eggs.
    • When dealing with an infestation of headlice, the first step is to eliminate the layers .
  • A hen kept to lay eggs.
  • A shoot of a plant, laid underground for growth.

    • Synonyms

    * (stratum) stratum

    Derived terms

    * boundary layer * ozone layer

    Verb

    (en verb)
  • (ambitransitive) to cut or divide (something) into layers
  • (ambitransitive) to arrange (something) in layers.
    • Layer the ribbons on top of one another to make an attractive pattern.

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