Definition of "dietetic" [di•e•tet•ic]

• Of or relating to diet or its regulation. (adjective)
• Specially prepared or processed for restrictive diets. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Also may not be an approved method of spelling the word dietetic, either."
• "One can, however, maintain good health without being what might be termed a dietetic crank."
• "Remember that special "dietetic" or "diabetic" foods often cost extra money and may not be much healthier than simply following the suggestions given here."