certified

adjective

cer·​ti·​fied ˈsər-tə-ˌfīd 

1

: having earned certification

a certified gemologist

2

: genuine, authentic

a certified big shot

certified intellectuals

Synonyms of certified

• genuine
• authentic
• real
• honest
• true
• certifiable

Examples of certified in a Sentence

You must be certified in order to practice medicine.

The carpentry work must be done by someone who is certified for the job.

The food is certified kosher.

Her boyfriend's a certified weirdo.

Recent Examples on the Web

The Illinois Department of Insurance said snail mail is an acceptable form of notification — and certified mail is not required under state law. —Megan De Mar, CBS News, 15 June 2026

Scuba Diving Scuba diving to explore the Apostle Islands’ many sea caves and shipwrecks is a popular activity for certified practitioners. —Robert Annis, Midwest Living, 14 June 2026

Sam Klopfer is a certified ground technician and the land manager at The Dawes Arboretum in Newark, Ohio. —Cori Sears, The Spruce, 14 June 2026

Authentic experiences working in instructional roles directly with children, in classrooms mentored by certified teachers, is a key component of the Read Alliance program. —Read Alliance, Forbes.com, 12 June 2026

Word History

First Known Use

1611, in the meaning defined at sense 1

Phrases Containing certified

• board-certified
• certified check
• certified mail
• certified milk
• certified organic
• certified public accountant

Rhymes for certified

• actinide
• aldehyde
• alkoxide
• alongside
• amplified
• arsenide
• beautified
• biocide
• bisulphide
• butoxide
• calcified
• ceramide