the next to highest level of official classification for documents | not openly expressed |
not open or public; kept private or not revealed | not openly made known |
having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding | not affirmed or mentioned or declared |
not expressed | |
(of information) given in confidence or in secret | |
not openly made known | |
conducted with or marked by hidden aims or methods | |
designed to elude detection | |
indulging only covertly | |
hidden from general view or use | |
communicated covertly | |