airfoil
aerofoil
control surface
surface | a device that provides reactive force when in motion relative to the surrounding air, can lift or control a plane in flight |
air-to-ground missile
air-to-surface missile | a missile designed to be launched from an airplane at a target on the ground |
beacon lighthouse
beacon light
pharos | a tower with a light that gives warning of shoals to passing ships |
| billiard marker | a device for keeping the score in a game of billiards |
| breeches buoy | a life buoy in the form of a ring with short breeches for support, used to transfer people from a ship |
felt-tip pen
felt-tipped pen
felt tip
Magic Marker | a pen with a writing tip made of felt (trade name Magic Marker) |
horizontal surface
level | a flat surface at right angles to a plumb line, park the car on the level |
life buoy
lifesaver
life belt
life ring | a life preserver in the form of a ring of buoyant material |
| marker | some conspicuous object used to distinguish or mark something, the buoys were markers for the channel |
| marker | a writing implement for making a mark |
| paved surface | a level horizontal surface covered with paving material |
radio beacon
beacon | a radio station that broadcasts a directional signal for navigational purposes |
| road surface | the paved surface of a paved roadway |
| surface | 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 |
surface gauge
surface gage
scribing block | gauge consisting of a scriber mounted on an adjustable stand, used to test the accuracy of plane surfaces |
| surface lift | a ski tow that pulls skiers up a slope without lifting them off the ground |
| surface search radar | a naval radar to search for surface targets |
| surface ship | a warship that operates on the surface of the water |
surface-to-air missile
SAM | a guided missile fired from land or shipboard against an airborne target |
| surface-to-air missile system | the shipboard system that fires missiles at aircraft |
| upper surface | the side that is uppermost |
| vertical surface | a surface that is vertical |
| work surface | a horizontal surface for supporting objects used in working or playing games |
| yard marker | (football) a marker indicating the yard line |
area
expanse
surface area | the extent of a -dimensional surface enclosed within a boundary, the area of a rectangle, it was about square feet in area |
| genetic marker | a specific gene that produces a recognizable trait and can be used in family or population studies |
open
surface | information that has become public, all the reports were out in the open, the facts had been brought to the surface |
| surface | a superficial aspect as opposed to the real nature of something, it was not what it appeared to be on the surface |
| surface chemistry | the branch of chemistry that studies processes occurring at interfaces between phases (especially those between liquid and gas) |
| surface mail | mail that is sent by land or sea |
radar beacon
racon | a device that, on receiving radar signals, transmits coded signals in response to help navigators determine their position |
| radio beacon | a characteristic signal emitted by a transmitter used for navigation |
beacon
beacon fire | a fire (usually on a hill or tower) that can be seen from a distance |
| buoy | brightolored, a float attached by rope to the seabed to mark channels in a harbor or underwater hazards |
| acoustic buoy | a buoy that can be heard (at night) |
bell buoy
gong buoy | a buoy with a bell on it |
whistle buoy
whistling buoy | a buoy that makes a whistling noise |
| can can buoy | a buoy with a round bottom and conical top |
conical buoy
nun
nun buoy | a buoy resembling a cone |
| spar buoy | a buoy resembling a vertical log |
marker
marking
mark | a distinguishing symbol, the owner's mark was on all the sheep |
| surface fire | a forest fire that burns only the surface litter and undergrowth |
| surface noise | noise produced by the friction of the stylus of a record player moving over the rotating record |
Naval Surface Warfare Center
NSWC | the agency that provides scientific and engineering and technical support for all aspects of surface warfare |
green
putting green
putting surface | an area of closely cropped grass surrounding the hole on a golf course, the ball rolled across the green and into the bunker |
| surface | 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 |
| Beacon Hill | a fashionable section of Boston, site of the Massachusetts capital building |
surface
Earth's surface | 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 |
| surface tension | a phenomenon at the surface of a liquid caused by intermolecular forces |
interfacial tension
interfacial surface tension | surface tension at the surface separating two non-miscible liquids |