| surcharge |
an added charge; tax. [4 definitions] |
| surcingle |
a girth or belt that wraps around the body of a horse to secure a saddle, pack, or the like to its back. |
| surcoat |
a loose outer garment, esp. a coat. [2 definitions] |
| surd |
of a speech sound, voiceless. (Cf. sonant.) [2 definitions] |
| sure |
free of doubt as to the truth or reliability of something; certain; positive. [6 definitions] |
| sure-fire |
(informal) certain to be successful; foolproof. |
| sure-footed |
not liable to trip, stumble, or fall. |
| surely |
certainly; positively. [5 definitions] |
| sure thing |
(informal) something considered certain to happen, succeed, win, or the like. [2 definitions] |
| surety |
something that is certain or sure; certainty. [3 definitions] |
| surf |
ocean waves that break on the shore or other land barriers. [3 definitions] |
| surface |
the exterior boundary of something. [10 definitions] |
| surface-active |
designating a substance that is capable of reducing the surface tension of a liquid to which it is added. |
| surface tension |
the force at the surface of a liquid that tends to cause contraction and thus makes the surface somewhat like a tightly stretched membrane. |
| surface-to-air |
of or denoting a missile or the like that is launched from the ground toward a target or destination in the air. |
| surface-to-surface |
of or denoting a missile or the like that is launched from the ground and travels through the air to a target or destination on land. |
| surfactant |
a substance that reduces the surface tension of a liquid, thereby allowing the liquid to spread more easily. |
| surfboard |
a long, narrow board on which a person kneels, stands, or lies while surfing. |
| surfboarding |
the sport of riding waves using a surfboard; surfing. |
| surfboat |
a boat with high ends that can be launched or landed in heavy breaking waves. |
| surf casting |
fishing by standing on the sea shore and casting the line beyond the surf. |