28-letter words containing c, l, e, m, a, s
- spectral luminous efficiency — a measure of the efficiency of radiation of a given wavelength in producing a visual sensation. It is equal to the ratio of the radiant flux at a standard wavelength to that at the given wavelength when the standard wavelength is chosen so that the maximum value of this ratio is unity
- supplemental security income — income provided by the U.S. government to needy aged, blind, and disabled persons. Abbreviation: SSI.
- systemic lupus erythematosus — an autoimmune inflammatory disease of the connective tissues, occurring mainly among middle-aged women, chiefly characterized by skin eruptions, joint pain, recurrent pleurisy, and kidney disease. Abbreviation: SLE.
- the medical research council — a government body that uses public funds to finance research in medicine
- tissue plasminogen activator — an anticlotting enzyme, naturally occurring in small amounts in the blood.
- to come to a screeching halt — (of a motor vehicle) to stop suddenly, causing the brakes or tyres to produce a high-pitched sound
- to make a clean breast of it — If you make a clean breast of something, you tell someone the truth about yourself or about something wrong that you have done.
- wake up and smell the coffee — to face up to reality, especially in an unpleasant situation
- zeroth law of thermodynamics — the principle that any two systems in thermal equilibrium with a third system are in thermal equilibrium with each other. Compare law of thermodynamics (def 2).