15-letter words containing t, e, r, h
- longhorn cattle — cattle of a long-horned breed, usually red or variegated, formerly common in SW US
- longshore drift — beach drift.
- lose your heart — If you lose your heart to someone, you fall in love with them.
- low earth orbit — (communications) (LEO) The kind of orbit used by communications satellites that will offer high bandwidth for video on demand, television, and Internet communications. A satellite in LEO, in contrast to one in a geostationary orbit, is not in a fixed position relative to the Earth's surface so several satellites are required to provide continuous service.
- low-cholesterol — containing little dietary cholesterol
- machinery steel — low-carbon steel that can be easily machined.
- mad as a hatter — mentally disturbed; deranged; insane; demented.
- magnetorheology — the study of the relationships between the particle and fluid properties of magnetic suspensions.
- maidenhair tree — ginkgo.
- maidenhair-tree — ginkgo.
- make it hot for — having or giving off heat; having a high temperature: a hot fire; hot coffee.
- make the effort — try
- make the rounds — having a flat, circular surface, as a disk.
- man of the hour — a man who is honored by a group.
- manasseh cutler — Manasseh, 1742–1823, U.S. Congregational clergyman and scientist: promoted settlement of Ohio; congressman 1801–05.
- manx shearwater — a European oceanic bird, Puffinus puffinus, with long slender wings and black-and-white plumage: family Procellariidae (shearwaters)
- marathon runner — person who runs in a marathon race
- mare erythraeum — (Red Sea) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.
- marital therapy — a psychotherapeutic treatment for married couples, who are seen by a therapist both individually and jointly to assist them in resolving various problems related to their marriage.
- market research — investigation into consumers' needs
- market-research — to conduct market research on.
- master mechanic — a mechanic, especially one who is thoroughly skilled, in charge of other mechanics.
- matta echaurren — Roberto Antonio Sebastián [raw-ver-taw ahn-taw-nyaw se-vahs-tyahn] /rɔˈvɛr tɔ ɑnˈtɔ nyɔ ˌsɛ vɑsˈtyɑn/ (Show IPA), 1911–2002, Chilean painter.
- mechanoreceptor — any of the sense organs that respond to vibration, stretching, pressure, or other mechanical stimuli.
- mechlorethamine — a nitrogen mustard, C 5 H 1 1 Cl 2 N, used in combination with other drugs in the treatment of Hodgkin's disease and certain other cancers.
- medical history — the past background of a person in terms of health
- merchant banker — A merchant banker is someone who works for a merchant bank.
- merchant marine — the vessels of a nation that are engaged in commerce.
- merchant prince — a very wealthy or influential merchant.
- merchant seaman — a seaman who works on a merchant vessel.
- merchantability — The state of being merchantable.
- merry christmas — well-wishes for Christmas season
- metamorphically — In a metamorphic manner.
- metamorphosised — Simple past tense and past participle of metamorphosise.
- metamorphosizes — Third-person singular simple present indicative form of metamorphosize.
- metanitrophenol — any compound derived from phenol by the replacement of one or more of its ring hydrogen atoms by the nitro group.
- metatarsal arch — the short lateral arch of the foot formed by the heads of the metatarsal bones.
- methyl chloride — a colorless, poisonous gas, CH 3 Cl, used chiefly as a refrigerant, as a local anesthetic, and as a methylating agent in organic synthesis.
- methylene group — the bivalent organic group >CH 2 , derived from methane.
- methylpropanone — (organic compound) The industrial solvent butanone.
- michaelmas term — the autumn term at Oxford and Cambridge Universities, the Inns of Court, and some other educational establishments
- microearthquake — an earthquake of very low intensity (magnitude of 2 or less on the Richter scale).
- microphotometer — a photometer adapted for measuring the intensity of light emitted, transmitted, or reflected by minute objects.
- microphotometry — the use of microphotometers to measure the intensity of light transmitted or reflected by very small areas
- microtechnology — technology that uses microelectronics
- mischaracterize — to mark or distinguish as a characteristic; be a characteristic of: Rich metaphors characterize his poetry.
- moment of truth — the moment in a bullfight at which the matador is about to make the kill.
- monkey, scratch — scratch monkey
- montes riphaeus — a mountain range in the third quadrant of the visible face of the moon.
- montgomeryshire — a historic county in Powys, in central Wales.