13-letter words containing a, i, r, e, m
- reversal film — film developed by the reversal process.
- rhadamanthine — Classical Mythology. a son of Zeus and Europa, rewarded for the justice he exemplified on earth by being made, after his death, a judge in the Underworld, where he served with his brothers Minos and Aeacus.
- rhinoscleroma — an inflammatory bacterial disease of the nose that is mostly found in Africa and Central America
- rhodesian man — an extinct Pleistocene human whose cranial remains were found at Kabwe, in Zambia: formerly in some classifications Homo rhodesiensis but now considered archaic Homo sapiens.
- riding master — a person who teaches equitation.
- ritual murder — a human sacrifice made to appease a deity.
- river lamprey — Lampetra fluviatilis; a jawless fish
- romantic lead — a person who plays the main character in a romantic film or play
- romantic love — love characterized by romance and involving sexual attraction
- rose geranium — a geranium, Pelargonium graveolens, cultivated for its fragrant, lobed or narrowly divided leaves.
- rose mandarin — (in the Chinese Empire) a member of any of the nine ranks of public officials, each distinguished by a particular kind of button worn on the cap.
- royal marines — a corps of soldiers specially trained in amphibious warfare
- rudimentarily — pertaining to rudiments or first principles; elementary: a rudimentary knowledge of geometry.
- saccharimeter — an optical instrument for determining the strength of sugar solutions by measuring the rotation of the plane of polarized light they produce.
- saccharimetry — the process of measuring the amount of sugar in a sample, as with a saccharimeter or by polarimetry.
- sacerdotalism — the system, spirit, or methods of the priesthood.
- safety margin — something required to ensure safety
- saint maurice — a river in S Quebec, Canada, flowing S and SE to the St. Lawrence River at Three Rivers: lower course in valley called La Mauricie. 325 miles (523 km) long.
- scalpelliform — having the shape of a scalpel blade
- schwärmerisch — excessively or extremely enthusiastic
- scleromalacia — a thinning of the sclera (the eyeball's outer covering) which can occur as a result of rheumatoid arthritis
- screaming tty — [Unix] A terminal line which spews an infinite number of random characters at the operating system. This can happen if the terminal is either disconnected or connected to a powered-off terminal but still enabled for login; misconfiguration, misimplementation, or simple bad luck can start such a terminal screaming. A screaming tty or two can seriously degrade the performance of a vanilla Unix system; the arriving "characters" are treated as userid/password pairs and tested as such. The Unix password encryption algorithm is designed to be computationally intensive in order to foil brute-force crack attacks, so although none of the logins succeeds; the overhead of rejecting them all can be substantial.
- scullery maid — a maid whose duties include washing up and vegetable preparation
- seafaring man — a sailor
- seismic array — a system of linked seismographs arranged in a regular geometric pattern to increase sensitivity to earthquake detection
- semi-abstract — pertaining to or designating a style of painting or sculpture in which the subject remains recognizable although the forms are highly stylized in a manner derived from abstract art.
- semi-circular — Something that is semi-circular has the shape of half a circle.
- semi-darkness — partial darkness
- semi-parasite — Biology. commonly parasitic but also capable of living on dead or decaying animal matter.
- semi-tropical — Semi-tropical places have warm, wet air.
- semicarbazide — an organic nitrogen compound derived from urea
- semicarbazone — a product that occurs as a result of aldehyde or ketone reacting with semicarbazide
- semiempirical — partly empirical
- semilegendary — having some historical basis, but legendary in part
- semimenstrual — (esp of tides) occurring twice monthly
- 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.
- semiparasitic — Biology. commonly parasitic but also capable of living on dead or decaying animal matter.
- semipermanent — not quite permanent.
- semipermeable — permeable only to certain small molecules: a semipermeable membrane.
- semiporcelain — any of several vitrified ceramic wares lacking the translucency or hardness of true porcelain but otherwise similar to it.
- semisedentary — partially or somewhat sedentary
- semiwater gas — a mixed gas formed by passing steam and air over a carbon source
- 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
- septempartite — separated into seven sections.
- serial number — a number, usually one of a series, assigned for identification: the serial number of an automobile engine.
- serum albumin — Biochemistry. the principal protein of blood plasma, important in osmotic regulation of the blood and transport of metabolites.
- serum disease — a generalized allergic reaction to a foreign serum or drug, characterized by fever, skin rash, enlarged lymph nodes, and painful joints.
- sex chromatin — Barr body.