18-letter words containing s, i, m, c, a
- sympathetic strike — sympathy strike.
- sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
- systematic phoneme — a phonological unit in generative phonology representing an underlying form that takes into account the relationship between phonological patterns and morphological variation, as the unit underlying the second vowel in both derive and derivative.
- telecommunications — Sometimes, telecommunication. (used with a singular verb) the transmission of information, as words, sounds, or images, usually over great distances, in the form of electromagnetic signals, as by telegraph, telephone, radio, or television.
- television company — a company that broadcasts programmes by television
- the dismal science — a name for economics coined by Thomas Carlyle
- transmogrification — to change in appearance or form, especially strangely or grotesquely; transform.
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- upper middle class — wealthy, highly-educated people
- video compact disc — (storage) (VCD) A storage format used for film distribution.
- 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.
- whittaker chambers — Robert, 1802–71, Scottish publisher and editor.
- world championship — an international competition in a particular sport or activity for people all around the world