Hello everyone:

an expression to greet a group of people.

It is a greeting word, "hi everybody"

hello everyone

a greeting, equivalent to 'hello everyone' in English

a common greeting, literally 'everyone good', equivalent to 'hello everyone' in English

a greeting, meaning 'hello everyone'

enter (a profession)

work; make; do

give (a party, reception, etc.)

pretend to be

become

act as

to have, to exist

and, with, to harmonize

to do, to make, to perform

to be, is, yes

to have, to possess

none, not, don't have

and, with, to accompany

to do, to make

to have, there is

no, not to have

good, well, OK