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instructor

[in-struhk-ter] /ɪnˈstrʌk tər/
noun
1.
a person who instructs; teacher.
2.
a teacher in a college or university who ranks below an assistant professor.
Origin
late Middle English
1425-1475
1425-75; late Middle English < Latin, equivalent to instruc-, variant stem of instruere (see instruct) + -tor -tor
Related forms
instructorial
[in-struhk-tawr-ee-uh l, -tohr-] /ˌɪn strʌkˈtɔr i əl, -ˈtoʊr-/ (Show IPA),
adjective
instructorship, noun
self-instructor, noun
Synonyms
1. tutor, schoolmaster, preceptor, pedagogue.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for instructorial

instructor

/ɪnˈstrʌktə/
noun
1.
someone who instructs; teacher
2.
(US & Canadian) a university teacher ranking below assistant professor
Derived Forms
instructorship, noun
instructress (ɪnˈstrʌktrɪs) noun:feminine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for instructorial

instructor

n.

mid-15c., from Old French instructeur and directly from Medieval Latin instructor "teacher" (in classical Latin, "preparer"), agent noun from instruere (see instruct).

Online Etymology Dictionary, © 2010 Douglas Harper
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