Why do we say Hello first on the phone

"Hello" word was discovered to increase mutual chat among people. Since 21st November 1973, whole world started celebrating hello day. Let me tell you that hello is used differently with passage of time. Hello is so common that this is the first word to speak on phone. So, let us know why do we say Hello first on the phone.

Story of saying hello on phone is considered to be connected with Alexander Graham Bell. He not only discovered telephone, but also made every possible effort to make its language easy. In such situation, he is called as father of "Hello". He used to love her girlfriend "Hello" a lot, he used to call her "Hello" only. When he discovered telephone, first of all he nominated her girlfriend. After that Alexander wrote a letter to printing company commissioner and stated that Hello word is very easy to say on telephone, so it should be used as welcome word. However, some people disbelieve this story and say that this word has emerged from French word which means stop and pay attention.