Word family noun instruction instructor adjective instructive instructional verb instruct adverb instructively
From Longman Dictionary of Contemporary Englishinstructorin‧struc‧tor /ɪnˈstrʌktə $ -ər/ ●●○ AWL noun [countable] 1 TEACHsomeone who teaches a sport or practical skill a driving instructor ski instructors► see thesaurus at teacher2 American EnglishTEACH someone who teaches in an American college or university and who has a rank below assistant professor a social studies instructorExamples from the Corpus
instructor• Who is your chemistry instructor?• I managed to find a very good driving instructor.• a ski instructor