- measlesAn acute and highly contagious disease which often afflicts children caused by the virus Measles morbillivirus and causing red rashes, fever, runny nose, coughing, and red eyes.
- meselSynonym of leprous: having leprosy or a similar skin disorder.
- mesylThe univalent radical CH₃SO₂– of methanesulfonic acid.
- misselA missel thrush.
- missellTo sell something wrongly or fraudulently.