From Longman Dictionary of Contemporary Englishcertificationcer‧tif‧i‧ca‧tion /səˌtɪfɪˈkeɪʃən $ sər-/ noun 1 [countable, uncountable] an official document that says that someone is allowed to do a certain job, that something is of good quality etc We successfully completed the certification for open water diving.2 [uncountable] the process of giving someone or something an official document that says they are allowed to do a certain job, that something is of good quality etccertification of certification of competence
Examples from the Corpus
certification• Already, in the past year, Lloyds has introduced regulations requiring actuarial certification in certain specific circumstances.• Additional funds are needed for training and certification of healthcare workers.• Only half of the zones required any certification concerning full-time employees or new jobs created.• A veteran of fighting Western wildfires as a young man, Babbitt renewed his certification in 1994.• And this has already resulted in the development of joint certification agreements with bodies such as the Engineering Industry Training Board.• Losing certification could mean the loss of millions of dollars in aid.• To participate in the diving program, you must show proof of scuba certification.• He has passed his first teacher certification exam and expects to pass the second.• The pair are the first in Shropshire to attain the certification.From Longman Business Dictionarycertificationcer‧ti‧fi‧ca‧tion /səˌtɪfɪˈkeɪʃənsər-/ noun [uncountable] the official act of approving a person, organization, or product and saying that they reach particular standards of ability, quality etcThree prototype jets are currently undergoing tests, but certification by the US Federal Aviation Administration is not expected until next year. 