Webster's Revised Unabridged Dictionary · 1913

Certify

Certify , transitive verb

[French certifier, Late Latin certificare; Latin certus certain + facere to make. See Certain, and compare Certificate, transitive verb]

1.
To give certain information to; to assure; to make certain.
We certify the king, that... thou shalt have no portion on this side the river. — Ezra iv. 16
2.
To give certain information of; to make certain, as a fact; to verify. — Hammond
The industry of science at once certifies and greatly extends our knowledge of the vastness of the creation. — I. Taylor
3.
To testify to in writing; to make a declaration concerning, in writing, under hand, or hand and seal.
The judges shall certify their opinion to the chancellor, and upon such certificate the decree is usually founded. — Blackstone
Collocations (1)
Certified check , A bank check, the validity of which is certified by the bank on which it is drawn.