dietarian

• Rhymes: -ɛəɹiən

dietarian (plural dietarians)

1. Somebody following a diet; a dieter.
   • 1871, George Miller Beard, Eating and Drinking:

     There are many who are dietarians in theory, but liberal feeders in practice. They suppose or maintain that it is a duty to deny oneself of all luxuries at the table, but practically they take the best that they can get.

• anaritide