Word Study
certification
CIDE DICTIONARY
certification, n. [L. certificatio: cf. F. certification.].
The act of certifying. [1913 Webster]
THESAURUS
certification
John Hancock, OK, acceptance, affidavit, affirmance, affirmation, approbation, approval, ascertainment, assurance, attestation, authentication, authority, authorization, backing, backing up, bearing out, bill of health, bolstering, buttressing, certificate, certificate of proficiency, check, checking, circumstantiation, clearance, collation, confirmation, corroboration, corroboratory evidence, countenance, countersignature, credential, deposition, determination, diploma, documentation, empowerment, enabling, endorsement, enfranchisement, ensuring, entitlement, establishment, fiat, fortification, go-ahead, green light, imprimatur, navicert, nod, notarization, notarized statement, note, okay, permission, proof, proving, proving out, ratification, reassurance, reassurement, reinforcement, rubber stamp, sanction, seal, sheepskin, sigil, signature, signet, stamp, stamp of approval, statement under oath, strengthening, subscription, substantiation, support, supporting evidence, swearing, sworn statement, sworn testimony, testamur, testimonial, testimony, the nod, ticket, undergirding, validation, verification, visa, vise, voucher, vouching, warrant, warranty, witnessFor further exploring for "certification" in Webster Dictionary Online