Certify

/ˈsɜːrtɪfaɪ/

verbIntermediateCommonGeneral

Definitions

1

To declare something to be true or correct, especially officially.

/ˈsɜːrtɪfaɪ/

verbneutralIntermediate
General

To confirm or guarantee something officially.

The teacher certified that all the students passed the exam.

💡 Simply: Imagine a stamp of approval! To certify something means to officially say it's true and correct, like a teacher certifying that your homework is done.

👶 For kids: To say something is REALLY true!

More Examples

2

The diamond was certified as genuine.

How It's Used

Legal

"The notary public certified the signature on the document."

Medical

"The doctor certified the patient's fitness to return to work."

From Middle French certifier, from Latin certificare "to make certain," from certus "certain" + facere "to make."

Historically, 'certify' was often used in contexts involving religious vows or oaths, reflecting the word's origins in establishing certainty.

Memory tip

Think 'certain' and 'fy' (make) - to make something certain.

certifyesertifycertefy

Usage

20%Spoken
80%Written