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supervisor

[soo-per-vahy-zer] /ˈsu pərˌvaɪ zər/
noun
1.
a person who supervises workers or the work done by others; superintendent.
2.
Education. an official responsible for assisting teachers in the preparation of syllabuses, in devising teaching methods, etc., in a department of instruction, especially in public schools.
3.
(in some U.S. states) the chief elected administrative officer of a township, who is often also a member of the governing board of the county.
Origin
late Middle English
1425-1475
1425-75; late Middle English < Medieval Latin supervīsor, equivalent to supervid-, stem of supervidēre to supervise + -tor -tor, with dt > s
Related forms
supervisorship, noun
presupervisor, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for supervisors

supervisor

/ˈsuːpəˌvaɪzə/
noun
1.
a person who manages or supervises
2.
a foreman or forewoman
3.
(in some British universities) a tutor supervising the work, esp research work, of a student
4.
(in some US schools) an administrator running a department of teachers
5.
(in some US states) the elected chief official of a township or other subdivision of a county
6.
(obsolete) a spectator
Derived Forms
supervisorship, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for supervisors

supervisor

n.

"one who inspects and directs the work of others," mid-15c., from Medieval Latin supervisor, agent noun from supervidere (see supervise).

Online Etymology Dictionary, © 2010 Douglas Harper
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