19-letter words containing m, e, t, a, s, i
- wade-giles (system) — a system for transliterating Chinese ideograms into the Latin alphabet, in wide use esp. before Pinyin was adopted by the People's Republic of China in 1979
- wassermann antibody — reagin (def 1).
- wassermann reaction — a diagnostic test for syphilis using the fixation of a complement by the serum of a syphilitic individual.
- welsh mountain pony — a small sturdy but graceful breed of pony used mostly for riding, originally from Wales
- wesleyan methodists — a branch of the Methodist Church in its original form
- what makes one tick — a slight, sharp, recurring click, tap, or beat, as of a clock.
- withdrawal syndrome — a spectrum of physical and behavioral symptoms following cessation from the continuous use of an addictive drug, the character and severity of the symptoms depending upon the particular drug and the daily dose.
- woman in the street — the average woman: a new magazine for the woman in the street.