18-letter words containing r, e, c, a, l, m
- tectorial membrane — membrane in the inner ear that covers the organ of Corti
- tetrachloromethane — carbon tetrachloride.
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- thermonuclear bomb — hydrogen bomb.
- to fall from grace — If someone falls from grace, they suddenly stop being successful or popular.
- upper middle class — wealthy, highly-educated people
- victor emmanuel ii — 1820–78, king of Sardinia 1849–78; first king of Italy 1861–78.
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- white-collar crime — any of various crimes, as embezzlement, fraud, or stealing office equipment, committed by business or professional people while working at their occupations.