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(1)   On the surface
"Surface materials of the moon"


(2)   A device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight
(3)   The outer boundary of an artifact or a material layer constituting or resembling such a boundary
"There is a special cleaner for these surfaces"
"The cloth had a pattern of red dots on a white surface"
(4)   Information that has become public
"All the reports were out in the open"
"The facts had been brought to the surface"
(5)   A superficial aspect as opposed to the real nature of something
"It was not what it appeared to be on the surface"
(6)   The extended two-dimensional outer boundary of a three-dimensional object
"They skimmed over the surface of the water"
"A brush small enough to clean every dental surface"
"The sun has no distinct surface"
(7)   The outermost level of the land or sea
"Earthquakes originate far below the surface"
"Three quarters of the Earth's surface is covered by water"


(8)   Appear or become visible; make a showing
"She turned up at the funeral"
"I hope the list key is going to surface again"
(9)   Put a coat on; cover the surface of; furnish with a surface
"Coat the cake with chocolate"
(10)   Come to the surface


  1. The up-side of a flat object such as a table.
  2. The outside hull of a tangible object.
  3. The locus of an equation (especially one with exactly two degrees of freedom) in a more-than-two-dimensional space.


  1. To provide something with a surface.
  2. To apply a surface to something.
  3. To rise to the surface.
  4. To come out of hiding.
  5. For information or facts to become known.
  6. To work a mine near the surface.