it is means of communicating through a sound and signs. it is used also in military operations to known there team and there enemies.
it also telling the force of a typhoon coming to a country.
A signal is a sign that one gives another, it could be a light like a traffic light or a Morse code, and it could also be a sign of communication between ships. It is also an indication to inform a train when to go and when to stop.
signal given by the cell site of the telecommunication company. without the signal you cant call, you cant text and worst you cant watch television or listen to the radio
knol is an collerative dictionary. here is knol dictionary where every word, sentence or situation may have definition. wellcome to knol dictionary!
you can find sitemap in this page.
