Origin: Latin prefix sub-
Submitter has 3 different meanings across 1 category:
someone who yields to the will of another person or force
"After losing the argument, he became a mere submitter to his boss's unreasonable demands."
someone who submits something (as an application for a job or a manuscript for publication etc.) for the judgment of others
"he was a prolific submitter of proposals"
A person who submits (e.g. a paper for publication).
"The conference chair thanked every submitter for sending their research papers ahead of the deadline."