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superteacher

British  
/ ˈsuːpəˌtiːtʃə /

noun

  1. education an informal name for an advanced skills teacher

"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

Example Sentences

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She has already starred in television biographies of Abolitionist Harriet Tubman and Mrs. Martin Luther King Jr. This time Tyson plays a Chicago superteacher, Marva Collins, in a TV movie to be aired next fall.

From Time Magazine Archive

She had been a superteacher, hauling her own kids to her classroom after dinner so she could chat and play as she finished special projects.

From Time Magazine Archive