| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Blue lip | Medicine | 1: Typical syndrome of acute poisoning by aniline, its homologues and the other amino compounds which induce methemoglobinemia (1). Source: European Union. (references) | |
| 2: Dark blue discoloration of the lips due to lack of oxygen seen in TNT workers. Source: European Union. (references) | |||
Source: compiled by the editor from various references; see credits. | Top | ||