| NB: The definitions below are for words, or technical vocabulary, specific to Military Air Environment use. |
| Where a word appears in the Oxford English Dictionary (OED), the definition below is specific only to the |
| associated context and OED definitions should be used in all other usages. |
| Term | Abbreviation | Chapter Reference |
| Certification |
| Description |
| A procedure by which a third party gives written assurance that a product, process or service conforms to a |
| specified requirement (BS 3811). |
| Note: Certification may be provided manually by means of applying a signature to an official document, or |
| electronically. |