SHOW[T]›to show that something exists or is likely to be true: [+ (that)]Recent evidence indicates that the skeleton is about 3 million years old.
SAY[T]›to say something or give a signal to show what you mean or what you intend to do: He has indicated his intention to resign.She nodded to indicate she was listening.
POINT[T]›to point to someone or something: He indicated a man in a dark coat.
SIGNAL[I, T]UK›to show that you intend to turn left or right when you are driving: The driver turned right without indicating.