Grades 1-12 a conceptual understanding vocabulary booklet road safety education

particular locality during a specified period of time
Traffic
The balance of things (pedestrians or vehicles) coming and going in a partic-
ular locality during a specified period of time
Traffic environ-
ment
Road atmosphere or surrounding
Traffic lights
A visual signal to control the flow of traffic at intersections
Traffic officer
A road law enforcement officer
Traffic rules
Rules to be obeyed by road users
Traffic signs
A visual sign to control the flow of traffic at intersections

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Road Safety Education | Vocabulary Booklet
16
Trailer
Means a vehicle which is not selfpropelled and which is designed or adapted 
to be drawn by a motor vehicle, but does not include a sidecar attached to a 
motor cycle;
Tranquilizers
A drug used to reduce stress or tension without reducing mental clarity
Transgressions 
The act of transgressing; the violation of a law or a duty or moral principle
Transport
The means with which a person moves around
Triangles
A threesided polygon
Trucktractor 
Means a motor vehicle designed or adapted
Trustworthy 
Worthy of trust or belief
U
Unconscious
Without conscious volition
Uncontrolled junc-
tion
Junction that is under no traffic control
Underestimate 
Assign too low a value to; not considering the full estimate of something
Unintentional
Without deliberate intent
Unsafe
Lacking in security or safety
Unscrupulous 
Without scruples or principles
Urban area
Means that portion of the area of jurisdiction of a local authority which has 
by actual survey been subdivided into erven or is surrounded by surveyed 
erven, and includes the public roads abutting thereon;