Hello

interj. &

1.

An exclamation used as a greeting, to call attention, as an exclamation of surprise, or to encourage one. This variant of Halloo and Holloo has become the dominant form. In the United States, it is the most common greeting used in answering a telephone.

Noun

1.

hello - an expression of greeting; "every morning they exchanged polite hellos" Synonyms: hi, howdy, hullo, how-do-you-do

accost, address, bob, bow, curtsy, embrace, hail, hand-clasp, handshake, how-do-you-do, hug, kiss, nod, salutation, salute, smile, smile of recognition, wave