18-letter words containing m, i, s, a, c, u
- spackling compound — spackle
- specimen signature — a signature to be compared to an original signature in order to verify someone's identity
- status asthmaticus — a severe attack of asthma in which the patient may die from respiratory failure if not treated with inhaled oxygen or other appropriate measures
- subatomic particle — physics:
- submarine sandwich — a sandwich made with a long cylindrical bread roll
- subsidiary company — a company whose controlling interest is owned by another company.
- subsistence farmer — a farmer who consumes most of the produce he grows, leaving little or nothing to be marketed
- summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
- survival mechanism — something you or your body does automatically, in order to survive in a dangerous or unpleasant situation
- 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.
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- upper middle class — wealthy, highly-educated people