| SECRET | something that baffles understanding and cannot be explained |
|---|---|
| SECRET | information known only to a special group |
| SECRET | something that should remain hidden from others (especially information that is not to be passed on) |
| SECRET | not openly made known |
| SECRET | the next to highest level of official classification for documents |
| SECRET | having an import not apparent to the senses nor obvious to the intelligence |
| SECRET | not expressed |
| SECRET | conducted with or marked by hidden aims or methods |
| SECRET | indulging only covertly |
| SECRET | communicated covertly |
| SECRET | (of information) given in confidence or in secret |
| SECRET | hidden from general view or use |