Babinski Babinski reflex Babinski sign | extension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front, normal in infants under the age of two years but a sign of brain or spinal cord injury in older persons |
base hit safety | (baseball) the successful act of striking a baseball in such a way that the batter reaches base safely |
safety | a score in American football, a player is tackled behind his own goal line |
safety squeeze play safety squeeze | the runner on third base waits to start home until the batter has bunted successfully |
safety blitz linebacker blitzing blitz | (American football) defensive players try to break through the offensive line |
condom rubber safety safe prophylactic | contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse |
fuse electrical fuse safety fuse | an electrical device that can interrupt the flow of electrical current when it is overloaded |
guard safety safety device | a device designed to prevent injury or accidents |
hard hat tin hat safety hat | a lightweight protective helmet (plastic or metal) worn by construction workers |
locknut safety nut | supplementary nut that is screwed down on a primary nut to prevent it from loosening |
safe-deposit safe-deposit box safety-deposit safety deposit box deposit box lockbox | a fireproof metal strongbox (usually in a bank) for storing valuables |
safety arch | an undecorated arch that is included in order to strengthen or support a construction |
safety belt life belt safety harness | belt attaching you to some object as a restraint in order to prevent you from getting hurt |
safety bicycle safety bike | bicycle that has two wheels of equal size, pedals are connected to the rear wheel by a multiplying gear |
safety bolt safety lock | a bolt that cannot be moved from outside the door or gate |
safety catch safety lock | guard consisting of a locking device that prevents a weapon from being fired |
safety curtain | a fireproof theater curtain to be dropped in case of fire |
safety fuse | a slow-burning fuse consisting of a tube or cord filled or saturated with combustible matter, used to ignite detonators from a distance |
safety lamp Davy lamp | an oil lamp that will not ignite flammable gases (methane) |
safety match book matches | a paper match that strikes only on a specially prepared surface |
safety net | a large strong net to catch circus acrobats who fall or jump from a trapeze |
safety pin | a pin in the form of a clasp, has a guard so the point of the pin will not stick the user |
safety rail guardrail | a railing placed alongside a stairway or road for safety |
safety razor | a razor with a guard to prevent deep cuts in the skin |
safety valve relief valve escape valve escape cock escape | a valve in a container in which pressure can build up (as a steam boiler), it opens automatically when the pressure reaches a dangerous level |
signboard sign | structure displaying a board on which advertisements can be posted, the highway was lined with signboards |
traffic island safety island safety isle safety zone | a curbed area in a roadway from which traffic is excluded, provides safe area for pedestrians |
margin of safety safety margin margin of error | the margin required in order to insure safety, in engineering the margin of safety is the strength of the material minus the anticipated stress |
safety feature | feature of an artifact that is added to insure a user's safety |
sign manual | the signature of a sovereign on an official document |
occupational safety and health act federal job safety law | a law passed by the United States Congress that created the Occupational Safety and Health Administration to prevent employees from being injured or contracting diseases in the course of their employment |
sign mark | a perceptible indication of something not immediately apparent (as a visible clue that something has happened), he showed signs of strain, they welcomed the signs of spring |
safety net | a guarantee of professional or financial security |
signal signaling sign | any nonverbal action or gesture that encodes a message, signals from the boat suddenly stopped |
sign | a public display of a message, he posted signs in all the shop windows |
street sign | a sign visible from the street |
high sign | a silent signal of warning or recognition, she started to speak but he gave her the high sign |
pound pound sign | a symbol for a unit of currency (especially for the pound sterling in Great Britain) |
sign | a character indicating a relation between quantities, don't forget the minus sign |
equal sign | a sign indicating that the quantities on either side are equal |
plus sign | a sign indicating the operation of addition |
minus sign | a sign indicating the operation of subtraction |
radical sign | a sign indicating the extraction of a root |
dollar mark dollar sign | a mark ($) written before a number to indicate that it stands for the number of dollars |
dollar dollar mark dollar sign | a symbol of commercialism or greed, he worships the almighty dollar, the dollar sign means little to him |
percent sign percentage sign | a sign (`%') used to indicate that the number preceding it should be understood as a proportion multiplied by |
sign language signing | language expressed by visible hand gestures |
ASL American sign language | the sign language used in the United States |
sign | a gesture that is part of a sign language |
V sign | a sign (for victory), making a V with the index and middle fingers |