Why are famous people called celebrities?

late 14c., "solemn rite or ceremony," from Old French celebrité "celebration" or directly from Latin celibritatem (nominativecelebritas) "multitude, fame,fromceleber,frequented, populous" (seecelebrate). read more

Famous people are called celebrities is because they think that are the highest people of all just because they can afford more things than normal people can & because they consider themselves “the highest known people of all". read more

I think the definition of"celebrity" isn't set in stone; a celebrity is roughly speaking a person who has the public eye for a pursuit such as art, music etc. (as opposed to, say, a politician), who gets a lot of media attention and is often associated with great wealth. read more