19-letter words containing o, a, m
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.
- von neumann machine — the stored-program computer developed by John von Neumann and his associates
- 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.
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.
- william howard taft — Helen Herron [her-uh n] /ˈhɛr ən/ (Show IPA), 1861–1943, U.S. First Lady 1909–13 (wife of William Howard Taft).
- withdrawal symptoms — When someone has withdrawal symptoms, they feel ill after they have stopped taking a drug which they were addicted to.
- 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.
- wouldn't harm a fly — If you say that someone wouldn't hurt a fly or wouldn't harm a fly, you are emphasizing that they are very kind and gentle.
- wraparound mortgage — a mortgage, as a second mortgage, that includes payments on a previous mortgage that continues in effect.
- yablonovy mountains — a mountain range in Siberia. Highest peak: 1680 m (5512 ft)
- yeoman of the guard — a member of the bodyguard of the English sovereign, instituted in 1485, which now consists of 100 men, including officers, having purely ceremonial duties.