13-letter words containing r, h, e, o, m
- rhesus monkey — animal: macaque
- 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.
- rhythm method — a method of birth control in which the couple abstain from sexual intercourse during the period when ovulation is most likely to occur.
- rogue's march — a derisive tune played to accompany a person's expulsion from a regiment, community, etc.
- rooming house — a house with furnished rooms to rent; lodging house.
- rosebud mouth — a mouth that resembles the unopened flower of a rose in shape
- rule of thumb — a general or approximate principle, procedure, or rule based on experience or practice, as opposed to a specific, scientific calculation or estimate.
- rutherfordium — a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Rf; atomic number: 104.
- saccharometer — an instrument for measuring the amount of sugar in a solution, as by determining the specific gravity of the solution.
- saccharometry — the process of determining the quantity of sugar in a solution
- saccharomyces — a fungus of the genus Saccharomyces, esp the yeast plant
- sacher-masoch — Leopold von [ley-oh-pohlt fuh n] /ˈleɪ oʊˌpoʊlt fən/ (Show IPA), 1836–95, Austrian novelist.
- semester hour — a unit of academic credit fulfilled by completing one hour of class instruction each week for one semester.
- 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.
- 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
- smoke chamber — an enlarged area between the throat of a fireplace and the chimney flue.
- smooth-talker — a person who gets another person to do their bidding by using a slick, gently persuasive, practised, or competent manner
- 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).
- 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.
- stoichiometry — the calculation of the quantities of chemical elements or compounds involved in chemical reactions.
- summer school — study programs offered by a school, college, or university during the summer to those who wish to obtain their degrees more quickly, who must make up credits, or who wish to supplement their education.
- sweet sorghum — sorgo.
- tapestry moth — carpet moth.
- temporal hour — a unit of time used in the Roman and Ottoman empires that divided the daylight into an equal number of hours, resulting in long summer hours and short winter hours.
- the comforter — the Holy Spirit: John 14:26
- the decameron — title of collection of stories written in Italian in the early Renaissance by Boccaccio
- the long term — the time some years ahead, (as opposed to the immediate future)
- the mayflower — the ship in which the Pilgrim Fathers sailed from Plymouth to Massachusetts in 1620
- the-decameron — a collection of 100 tales (1353) by Boccaccio.
- theanthropism — the doctrine of the union of the divine and human natures, especially the manifestation of God as man in Christ.
- theriomorphic — (of deities) thought of or represented as having the form of beasts.
- thermal noise — a wide spectrum of electromagnetic noise appearing in electronic circuits and devices as a result of the temperature-dependent random motions of electrons and other charge carriers.
- thermal power — power produced by converting heat into electricity
- thermal shock — a fluctuation in temperature causing stress in a material. It often results in fracture, esp in brittle materials such as ceramics
- thermoammeter — an ammeter that measures amperage by means of a thermocouple.
- thermobalance — an analytical balance that measures weight changes when matter is heated
- thermocurrent — a thermoelectric current.
- thermodynamic — of or relating to thermodynamics.