Synonyms: aerofoil, airfoil, control surface, surface
Definition: a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight
Similar words: device
Definition: an instrumentality invented for a particular purpose
Usage: the device is small enough to wear on your wrist; a device intended to conserve water
Synonyms: surface
Definition: the outer boundary of an artifact or a material layer constituting or resembling such a boundary
Usage: there is a special cleaner for these surfaces; the cloth had a pattern of red dots on a white surface
Definition: information that has become public
Usage: all the reports were out in the open; the facts had been brought to the surface
Similar words: public knowledge, general knowledge
Definition: knowledge that is available to anyone
Synonyms: surface
Definition: a superficial aspect as opposed to the real nature of something
Usage: it was not what it appeared to be on the surface
Definition: a distinct feature or element in a problem
Usage: he studied every facet of the question
Synonyms: surface
Definition: the extended two-dimensional outer boundary of a three-dimensional object
Usage: they skimmed over the surface of the water; a brush small enough to clean every dental surface; the sun has no distinct surface
Similar words: bound, boundary, bounds
Definition: the line or plane indicating the limit or extent of something
Synonyms: surface, Earth's surface
Definition: the outermost level of the land or sea
Usage: earthquakes originate far below the surface; three quarters of the Earth's surface is covered by water
Similar words: layer
Definition: a relatively thin sheetlike expanse or region lying over or under another
Synonyms: show up, turn up, surface, come on, come out
Definition: appear or become visible; make a showing
Usage: She turned up at the funeral; I hope the list key is going to surface again
Similar words: appear
Definition: come into sight or view
Usage: He suddenly appeared at the wedding; A new star appeared on the horizon
Definition: put a coat on; cover the surface of; furnish with a surface
Usage: coat the cake with chocolate
Similar words: cover
Definition: provide with a covering or cause to be covered
Usage: cover her face with a handkerchief; cover the child with a blanket; cover the grave with flowers
Synonyms: come up, surface, rise, rise up
Definition: come to the surface
Definition: travel up, "We ascended the mountain"
Usage: go up a ladder; The mountaineers slowly ascended the steep slope
Synonyms: surface
Definition: on the surface
Usage: surface materials of the moon
Similar words: aboveground
Definition: on or above the surface of the ground
Usage: aboveground nuclear testing; surface instruments for detecting oil deposits; surface transportation
Similar words: grade-constructed
Definition: constructed at ground level
Usage: grade-constructed accesses to the freeway
Similar words: opencast, opencut
Definition: (of mines and mining) worked from the exposed surface
Usage: opencast mining; an opencut iron mine