Definition of orthographer in US English:

orthographer

noun

  • 1A person who studies and writes about spelling and how letters combine to represent sounds and form words.

    ‘a prominent linguist and orthographer of the dialect’
    1. 1.1 A skilled speller.
      ‘an orthographer doesn't deign to use spellcheck’

Pronunciation

orthographer

/ɔrˈθɑɡrəfər//ôrˈTHäɡrəfər/