|1.||[ noun ] 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"
|Related terms:||artifact board side face screen skin horizontal_surface miter mobius_strip ground bed superficies plaster work_surface vertical_surface spandrel klein_bottle tread coat|
|2.||[ noun ] 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"
|Related terms:||boundary side end inside interface celestial_sphere outside palate photosphere wave_front hard_palate|
|3.||[ noun ] (geology) 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"
|Related terms:||layer floor lithosphere body_of_water opening|
|4.||[ noun ] a superficial aspect as opposed to the real nature of something|
"it was not what it appeared to be on the surface"
|5.||[ adjective ] involving a surface only|
"her beauty is only skin-deep" "superficial bruising" "a surface wound"
|6.||[ adjective ] on the surface|
"surface materials of the moon"
|Related terms:||overhead subsurface aboveground grade-constructed surficial opencast grade|
|7.||[ verb ] come to the surface|
|Synonyms:||rise rise_up come_up|
|Related terms:||ascend well emerge bubble_up resurface lift surfacing|
|8.||[ noun ] information that has become public|
"all the reports were out in the open" "the facts had been brought to the surface"
|Related terms:||public_knowledge come_on|
|9.||[ verb ] put a coat on; cover the surface of; furnish with a surface|
"coat the cake with chocolate"
|Related terms:||cover paint glaze finish brush_on encrust dredge anodize rubberize refinish varnish stucco soot patinate metal bonderize blacktop skim galvanize pave resurface egg tar cement enrobe plaster grit plate copper crumb gelatinize macadamize size glaze render skimcoat foliate application coating|
|10.||[ noun ] Last name, frequency rank in the U.S. is 7119|
|11.||[ verb ] appear or become visible; make a showing|
|Synonyms:||come_out come_on show_up turn_up|
"She turned up at the funeral" "I hope the list key is going to surface again"
|Related terms:||appear open|
|12.||[ noun ] (transportation) a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight|
|Synonyms:||aerofoil control_surface airfoil|
|Related terms:||device wing rudder spoiler horizontal_stabilizer flap aileron rotor_blade spoiler stabilizer elevator vertical_tail trailing_edge leading_edge|