Omni-, derived from the Latin word "omnis" meaning "all," is a prefix that commonly appears in English words to indicate "all," "every," or "universal." Synonyms for "Omni-" include "pan-" and "panto-," both of which mean "all" or "complete." Other synonyms include "holo-," meaning "whole" or "entire," "universi-," meaning "universal," and "toti-," meaning "total" or "entire." These prefixes are often used in scientific and technical terms such as "panacea" (a remedy that cures all diseases), "holistic" (pertaining to the whole or complete system), or "universe" (the entire cosmos or existence).