certification

英 [,sɜːtɪfɪ'keɪʃən] 美[,sɝtɪfɪ'keʃən]

• n. 证明，保证；检定

1. the act of certifying or bestowing a franchise on

2. confirmation that some fact or statement is true

3. a document attesting to the truth of certain stated facts

4. validating the authenticity of something or someone