
1) Male teacher
Found on
https://www.crosswordclues.com/clue/magister

Latin, meaning: master, canon / master of a school, professor.
Found on
http://archives.nd.edu/mmm.htm
[degree] Magister (also magistar, female form: Magistra from lat.: magister `Teacher”) is an academic degree used in various systems of higher education. ==Argentina, Chile & Uruguay == In Argentina, the Master of Science or Magister (Mg, Ma, Mag, MSc) is a postgraduate degree of two to four years of duration by depending on each universi...
Found on
http://en.wikipedia.org/wiki/Magister_(degree)

• (n.) Master; sir; -- a title of the Middle Ages, given to a person in authority, or to one having a license from a university to teach philosophy and the liberal arts.
Found on
http://thinkexist.com/dictionary/meaning/magister/

A soldier with special responsibilities. Various forms of this title would include: - magister equitum - master of the horse, who was deputy to a dictator during the Republic or a senior officer during the Byzantine period - magister militum - master of the soldiers, who was a Byzantine senior officer. - magister peditum - master of the infantry, w…...
Found on
http://www.encyclo.co.uk/visitor-contributions.php
Ma·gis'ter noun [ Latin See
Master .] Master; sir; -- a title of the Middle Ages, given to a person in authority, or to one having a license from a university to teach philosophy and the liberal arts.
Found on
http://www.encyclo.co.uk/webster/M/5

The Miles M-14 Magister was a British primary trainer aircraft of the Second World War. The Miles M-14 Magister was a low-wing cantilever monoplane made of wood with open cockpits in tandem and powered by a De Havilland Gipsy-Major 4-cyclinder inline inverted air-cooled engine providing a top speed of 232 kmh.
Found on
http://www.probertencyclopaedia.com/browse/IM.HTM

(Latin) a teacher; in Rome, the job of teacher was not held in high esteem and the teachers received little respect from students; the magister provided little in terms of lesson materials and their ludus litterarius was located under an awning often on a busy street.
Found on
https://www.encyclo.co.uk/local/10135

master, canon / master of a school, professor.
Found on
https://www.math.ubc.ca/~cass/frivs/latin/latin-dict-full.html
No exact match found.