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surface

EN[ˈsɝːfɪs]
US
WSurface
  • In mathematics, specifically, in topology, a surface is a two-dimensional, topological manifold.
  • To say that a surface is "two-dimensional" means that, about each point, there is a coordinate patch on which a two-dimensional coordinate system is defined.
  • The concept of surface finds application in physics, engineering, computer graphics, and many other disciplines, primarily in representing the surfaces of physical objects.
FR surface
A computer-generated representation of a surface
A computer-generated representation of a surface

    Definition of surface in English Dictionary

  • NounPLsurfacesPREsur-SUF-ace
    1. The overside or up-side of a flat object such as a table, or of a liquid.
      1. A very neat old woman, still in her good outdoor coat and best beehive hat, was sitting at a polished mahogany table on whose surface there were several scored scratches so deep that a triangular piece of the veneer had come cleanly away,  [ …] .
    2. The outside hull of a tangible object.
      1. Of all the transitions brought about on the Earth’s surface by temperature change, the melting of ice into water is the starkest. It is binary. And for the land beneath, the air above and the life around, it changes everything.
    3. (figuratively) Outward or external appearance.
      1. On the surface, the spy looked like a typical businessman. ‎
    4. (mathematics, geometry) The locus of an equation (especially one with exactly two degrees of freedom) in a more-than-two-dimensional space.
      1. (fortification) That part of the side which is terminated by the flank prolonged, and the angle of the nearest bastion.
      2. VerbSGsurfacesPRsurfacingPT, PPsurfaced
        1. VT To provide something with a surface.
          1. VT To apply a surface to something.
            1. VI To rise to the surface.
              1. VI To come out of hiding.
                1. VI For information or facts to become known.
                  1. VI To work a mine near the surface.
                    1. VI To appear or be found.
                    2. More Examples
                      1. Used in the Middle of Sentence
                        • The wall crawler will also take ultrasound readings to reveal pits and cracks beneath the surface of the steel walls.
                        • The continuing evolution in implant design has led to changes in morphology, materials, surface finishing and tribologic coupling.
                        • Armand Marie, Pellagra (1910) p. 242. Certain of these “hydrophobias” are marked by a fear of flowing surfaces because of photophobia.
                      2. Used in the Ending of Sentence
                        • However, they can be discovered by compressed electroweakino searches at a 100 TeV collider, completing the full coverage of the relic neutralino surface.
                        • A large percentage of all Late Horizon fragments at this site was overfired, to the point where many were vitrified, black to dark brown, and misshapen, some with blistered surfaces.
                        • The damaged submarine came up successfully, but was incapable of resubmerging and was captured on the surface.
                    • Part-of-Speech Hierarchy
                      1. Nouns
                        • Countable nouns
                        • Verbs
                          • Intransitive verbs
                            • Transitive verbs
                          Related Links:
                          1. fr surface
                          2. en surfaces
                          3. en surfacer
                          4. fr surfaces
                          5. fr surfacer
                          Source: Wiktionary
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                          Meaning of surface for the defined word.

                          Grammatically, this word "surface" is a noun, more specifically, a countable noun. It's also a verb, more specifically, an intransitive verb and a transitive verb.
                          Difficultness: Level 1
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                          Definiteness: Level 8
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                          Definite    ➨     Versatile