18-letter words containing m, a, r, s, u, p
- sampling frequency — sample rate
- simple enumeration — a procedure for arriving at empirical generalizations by haphazard accumulation of positive instances.
- sodium-vapour lamp — a type of electric lamp consisting of a glass tube containing neon and sodium vapour at low pressure through which an electric current is passed to give an orange light. They are used in street lighting
- specimen signature — a signature to be compared to an original signature in order to verify someone's identity
- subatomic particle — physics:
- subsidiary company — a company whose controlling interest is owned by another company.
- summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
- super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
- surveyor's compass — an instrument used by surveyors for measuring azimuths.
- sustaining program — a radio or television program without a commercial sponsor.
- temporal summation — the act or process of summing.
- to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- upper middle class — wealthy, highly-educated people
- women at point sur — a narrative poem (1927) by Robinson Jeffers.
- work-study program — a program enabling high-school or college students to combine academic work with actual job experience.