However, with some exceptions (for example, versus or modus operandi), most of the Latin referent words and phrases are perceived as foreign to English.
In a few cases, English referents have replaced the original Latin ones (e.g., "rest in peace" for RIP and "postscript" for PS).
Latin was once the universal academic language in Europe.
From the 18th century, authors started using their mother tongues to write books, papers or proceedings.
[citation needed] Words and abbreviations that have been in general use but are currently used less often.