| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Blue key | Military | A blue image on any medium which is not reproduced when the superimposed work is reproduced, used as a guide for scribing or drawing. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
Topics by Level of Interest: BLUE KEY | ||||
| Topics sorted by level of Interest | Level (1=low, 600=high) | Topics sorted Alphabetically | Level (1=low, 600=high) | |
| Florida Blue Key | 17 | Florida Blue Key | 17 | |
Source: the editor, created by/for EVE to gauge likely levels of human interest in linguistically triggered topics (compiled across various sources, such as Wikipedia and specialty expression glosses). | ||||
