The co-author is considered one of the principal writers. This designation usually occurs when several writers are credited with working together for one book, novel or story.
it means together
She is excited to coauthor a research paper with her colleague.
It means that they are sharing credit. There is more than one author.
coauthor
no.
According to the sources I've found on a quick search, you should hyphenate 'coauthor', i.e., it would better be: "co-author".
"Coauthor" can be a noun or a verb. As a noun, it refers to someone who writes a book or article with another person. As a verb, it describes the act of writing a book or article with someone else.
It means that more than one author wrote a book/article together.
Generally co-author should be hyphenated, but the relaxed rules of modern times often present coauthor as one word
Examples of co are cooperate, coworker, coauthor and so on.
johnjay
It is a confusion.
Richard P. Bland