
1) Ecclesiastical title
Found on
https://www.crosswordclues.com/clue/advocatus

An advocatus, or advocate, was generally a medieval term meaning `lawyer`. The term was also used in continental Europe as the title of the lay lord charged with the protection and representation in secular matters of an abbey, known more fully as an advocatus ecclesiae. ==Middle Ages== The office is traceable as early as the beginning of the 5t.....
Found on
http://en.wikipedia.org/wiki/Advocatus

(Latin) lawyer; the term advocatus is related to the Latin verb advoco, which means in legal terminology to act as a legal councilor or witness.
Found on
https://www.encyclo.co.uk/local/10135
No exact match found.