Words similar to certified

Example sentences for: certified

How can you use “certified” in a sentence? Here are some example sentences to help you improve your vocabulary:

Plus, there are opportunities for both certified divers and those who would like to earn their certification.
FAA tapes are certified accurate to Universal Coordinated Time by quality assurance specialists at FAA air traffic facilities.
To reduce the cost of processing such hardcopy documents, the agency designed procedures whereby travel vouchers would be certified for payment prior to the review of supporting documentation.
May I as a humble physicist and, above all, a certified gas fitter, stir up a little mud in this matter?
By extending Delivery Confirmation to First-Class mail as a replacement for Certified Mail, the potential exists to drive in excess of $300 million per year in window clerk and letter carrier costs from the system.