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

Kasia Morgan, head of sustainability, spearheads the Mountain Lioness Scholarship, empowering women in Tanzania to become certified Kilimanjaro guides. —The Editors, Outside, 18 Mar. 2026

Assisted Living Home Care Services in Cheshire, Westport and Woodstock is first homecare agency in Connecticut to become a certified Dementia Live? —Pamela McLoughlin, Hartford Courant, 18 Mar. 2026

Sending this type of formal letter — preferably by certified mail — can immediately limit future contact. —Angelica Leicht, CBS News, 17 Mar. 2026

In the Eagle Rock neighborhood of Los Angeles sits Frogtown Flora, a micro-urban flower farm, founded by Kathleen Ferguson, a horticulturist, certified arborist and landscape designer. —Elisa Bocanegra, USA Today, 17 Mar. 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
• butoxide
• calcified
• ceramide
• citywide