18-letter words containing m, i, t, h
- something to spare — a surplus of something
- southampton island — an island in N Canada, in the Northwest Territories at the entrance to Hudson Bay. 19,100 sq. mi. (49,470 sq. km).
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- status asthmaticus — a severe attack of asthma in which the patient may die from respiratory failure if not treated with inhaled oxygen or other appropriate measures
- stinking chamomile — mayweed.
- stoichiometrically — of or relating to stoichiometry.
- stokely carmichael — Hoagland Howard [hohg-luh nd] /ˈhoʊg lənd/ (Show IPA), ("Hoagy") 1899–1981, U.S. songwriter and musician.
- super middleweight — a boxer weighing up to 168 pounds (75.6 kg), between middleweight and light heavyweight.
- swedish gymnastics — a system of passive and active exercising of muscles and joints
- swim with the tide — to conform to prevailing opinion
- sympathetic strike — sympathy strike.
- sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
- synthetic geometry — elementary geometry, as distinct from analytic geometry.
- systematic phoneme — a phonological unit in generative phonology representing an underlying form that takes into account the relationship between phonological patterns and morphological variation, as the unit underlying the second vowel in both derive and derivative.
- take it on the lam — a hasty escape; flight.
- tan someone's hide — to convert (a hide) into leather, especially by soaking or steeping in a bath prepared from tanbark or synthetically.
- teaching equipment — teaching aids
- the american dream — the notion that the American social, economic, and political system makes success possible for every individual
- the beautiful game — football
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- the bottomless pit — the underworld; hell
- the damage is done — If you say 'the damage is done', you mean that it is too late now to prevent the harmful effects of something that has already happened.
- the dismal science — a name for economics coined by Thomas Carlyle
- the family compact — the ruling oligarchy in Upper Canada in the early 19th century
- the hand of fatima — a symbol of a hand used in some Arabic countries to protect against the evil eye, a magical power
- the magnolia state — a nickname referring to Mississippi
- the major rogation — April 25, observed by Christians as a day of solemn supplication for the harvest and marked by processions, special prayers, and blessing of the crops
- the masurian lakes — a group of lakes in Masuria in NE Poland: scene of Russian defeats by the Germans (1914, 1915) during World War I
- the middle passage — the journey across the Atlantic Ocean from the W coast of Africa to the Caribbean: the longest part of the journey of the slave ships sailing to the Caribbean or the Americas
- the mountain state — a nickname referring to West Virginia
- the movie industry — the industry that makes entertainment films or movies
- the three wise men — the wise men from the east who came to do homage to the infant Jesus
- the uncircumcision — the gentiles
- the-master-builder — a play (1892) by Ibsen.
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- thermionic current — an electric current produced by the flow of thermions.
- thermoluminescence — phosphorescence produced by the heating of a substance.
- thioantimonic acid — a hypothetical acid, H3SbS4, known only in the form of its salts
- third man argument — (in the philosophy of Aristotle) the argument against the existence of Platonic Forms that since the Form of Man is itself a perfect man, a further form (the "third" man) would be required to explain this, and so ad infinitum
- thiruvananthapuram — a state in SW India: formerly the regions of Travancore and Cochin. 15,005 sq. mi. (38,836 sq. km). Capital: Thiruvananthapuram.
- thomas alva edison — Thomas Alva [al-vuh] /ˈæl və/ (Show IPA), 1847–1931, U.S. inventor, especially of electrical devices.
- thought experiment — Physics. a demonstration or calculation that is based on the postulates of a theory, as relativity, and that demonstrates or clarifies the consequences of the postulates.
- three-quarter time — the meter of a musical composition having a time signature of 3/4 and three quarter notes or their equivalent in each measure.
- to come unstitched — to go wrong or awry
- to raise the alarm — If you raise the alarm or sound the alarm, you warn people of danger.
- to take the mickey — If you take the mickey out of someone or something, you make fun of them, usually in an unkind way.
- toyotomi hideyoshi — Toyotomi [taw-yaw-taw-mee] /ˈtɔ yɔˈtɔ mi/ (Show IPA), 1536–98, Japanese general and statesman: prime minister and dictator of Japan 1585–98.
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- triarylmethane dye — any of the class of dyes containing three aryl groups attached to a central carbon atom: used chiefly for dyeing cotton, wool, and silk.
- urban homesteading — homesteading (def 2).