15-letter words containing s, p, e, r, m, a
- simple majority — less than half of the total votes cast but more than the minimum required to win, as when there are more than two candidates or choices.
- somatic therapy — any of a group of treatments presumed to act on biological factors leading to mental illness.
- spanish america — the Spanish-speaking countries south of the U.S.: Mexico, Central America (with the exception of Belize), South America (with the exceptions of Brazil, French Guiana, Guyana, and Suriname), and most of the West Indies.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- spermatoblastic — relating to a spermatoblast
- spermatogenesis — the origin and development of spermatozoa.
- spirochaetaemia — the presence of spirochaetes in the blood
- spread sampling — the selection of a corpus for statistical analysis by selecting a number of short passages at random throughout the work and considering their aggregation
- spread-eagleism — boastfulness or bombast, especially in the display of patriotic or nationalistic pride in the U.S.; flag-waving.
- spring mattress — a mattress containing an arrangement of spiral springs
- strephosymbolia — a condition of perceiving objects as their mirror image and, specifically, having difficulty in distinguishing letters in words
- supernaturalism — supernatural character or agency.
- superparasitism — the parasitic deposit of eggs on a host already parasitized by a different member of the same species
- superpatriotism — the quality of being superpatriotic
- sympathy strike — a strike by a body of workers, not because of grievances against their own employer, but by way of endorsing and aiding another group of workers who are on strike or have been locked out.
- system operator — a person who maintains a computer system or network, especially one who operates a computer bulletin board.
- tetrasporangium — a sporangium containing four asexual spores.
- the paralympics — a sporting event, modelled on the Olympic Games, held solely for disabled competitors
- to take up arms — If one group or country takes up arms against another, they prepare to attack and fight them.
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- uncompromisable — that cannot or should not be compromised
- undercompensate — to compensate or pay less than is fair, customary, or expected.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- upperclasswoman — An upperclasswoman is a junior or senior student in a high school, college, or university.
- vernier compass — a compass on a transit (vernier transit) having a vernier for adjusting magnetic bearings to read as true bearings.
- wallpaper music — music that is pleasant but not interesting, so people do not pay much attention to it
- white supremacy — the belief, theory, or doctrine that white people are inherently superior to people from all other racial groups, especially black people, and are therefore rightfully the dominant group in any society.