13-letter words containing m, e, s, o, r
- semester hour — a unit of academic credit fulfilled by completing one hour of class instruction each week for one semester.
- semi-precious — Semi-precious stones are stones such as turquoises and amethysts that are used in jewellery but are less valuable than precious stones such as diamonds and rubies.
- semi-tropical — Semi-tropical places have warm, wet air.
- semi-vitreous — partially vitreous.
- semicarbazone — a product that occurs as a result of aldehyde or ketone reacting with semicarbazide
- semiconductor — a substance, as silicon or germanium, with electrical conductivity intermediate between that of an insulator and a conductor: a basic component of various kinds of electronic circuit element (semiconductor device) used in communications, control, and detection technology and in computers.
- seminole wars — a series of conflicts in 1818–19 between American forces under Andrew Jackson and the Seminole Indians in Spanish-controlled eastern Florida.
- semioviparous — bearing young in an incomplete state of development, as a marsupial.
- semiporcelain — any of several vitrified ceramic wares lacking the translucency or hardness of true porcelain but otherwise similar to it.
- semireligious — having a somewhat religious character.
- senior airman — a noncommissioned officer ranking between a staff sergeant and airman first class. Abbreviation: SrA.
- senior master — a male teacher in a senior position
- senior moment — a brief lapse in memory or a moment of confusion, especially in an older person.
- sensitometric — of or relating to sensitometry
- sex chromatin — Barr body.
- shear modulus — The shear modulus of a material is how stiff or rigid it is. It is equal to the shear stress divided by the shear strain.
- shell program — A shell program is a basic computer program that provides a framework within which the user can develop the program to suit their own needs.
- shockumentary — a television programme showing members of the public in shocking or violent situations
- short-termism — If you accuse people of short-termism, you mean that they make decisions that produce benefits now or soon, rather than making better decisions that will produce benefits in the future.
- shoulder arms — to bring the rifle vertically close to the right side with the muzzle uppermost and held at the trigger guard
- shrove monday — the Monday before Ash Wednesday.
- sierra morena — a mountain range in SW Spain, between the Guadiana and Guadalquivir Rivers. Highest peak: Estrella, 1299 m (4262 ft)
- silver salmon — coho salmon.
- silver-y moth — a brownish noctuid moth, Plusia gamma, having a light Y-shaped marking on each forewing; it migrates in large flocks
- single mother — a mother who brings up a child or children alone, without a partner.
- slasher movie — a film in which victims, often women, are slashed with knives, razors, etc
- small calorie — Thermodynamics. calorie (def 1a).
- small fortune — a large sum of money
- smoke chamber — an enlarged area between the throat of a fireplace and the chimney flue.
- smoked rubber — a type of crude natural rubber in the form of brown sheets obtained by coagulating latex with an acid, rolling it into sheets, and drying over open wood fires. It is the main raw material for natural rubber products
- smooth-talker — a person who gets another person to do their bidding by using a slick, gently persuasive, practised, or competent manner
- social market — an economic system in which industry and commerce are run by private enterprise within limits set by the government to ensure equality of opportunity and social and environmental responsibility
- sociocentrism — oriented toward or focused on one's own social group.
- sodium borate — borax1 .
- somatosensory — of or relating to sensations that involve parts of the body not associated with the primary sense organs.
- somersetshire — a county in SW England. 1335 sq. mi. (3455 sq. km).
- south america — a continent in the S part of the Western Hemisphere. About 6,900,000 sq. mi. (17,871,000 sq. km).
- space tourism — travel into space for recreational purposes
- spermatoblast — a reproductive cell
- spermatogenic — relating to the development of spermatozoa
- spermatophore — a capsule surrounding a mass of spermatozoa, produced by the male of various animal species and transferred to the female.
- spermatophyte — any of the Spermatophyta, a primary division or group of plants comprising those that bear seeds.
- spermatorrhea — abnormally frequent and involuntary nonorgasmic emission of semen.
- spermatotoxic — spermotoxic.
- spermatotoxin — spermotoxin.
- spider monkey — any of several tropical American monkeys of the genus Ateles, having a slender body, long, slender limbs, and a long, prehensile tail: some are endangered.
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- stain remover — a substance designed for removing stains or dirty marks, as from clothes, carpets, etc
- stalagmometer — an instrument for determining the number of drops, or the weight of each drop, in a given volume of liquid.
- stalagmometry — measurement of drops of liquid using a staktometer