19-letter words containing m, e, r, i, a, c
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.
- wassermann reaction — a diagnostic test for syphilis using the fixation of a complement by the serum of a syphilitic individual.
- whispering campaign — the organized spreading of insinuations or rumors to destroy the reputation of a person, organization, etc.