17-letter words containing m, a, r, t, h
- cigarette machine — a vending machine from which cigarettes can be purchased
- coin of the realm — legal tender.
- combine harvester — A combine harvester is a large machine which is used on farms to cut, sort, and clean grain.
- come to handgrips — to engage in hand-to-hand fighting
- come to the party — to take part or become involved
- committal hearing — (in British law) a preliminary inquiry by a magistrate to decide if there is enough evidence for a case to go to trial
- computer graphics — the use of a computer to produce and manipulate pictorial images on a video screen, as in animation techniques or the production of audiovisual aids
- consumer watchdog — an organization or government agency that campaigns for consumers
- corner the market — dominate trade
- crampon technique — a climbing style that uses crampons
- cream of the crop — the best of a group
- despotic monarchy — absolute monarchy.
- dextroamphetamine — a dextrorotatory amphetamine, used to suppress appetite
- diaphragm shutter — a camera shutter having a group of overlapping blades that open and close at the center when exposing film.
- diaphragmatically — By use of the diaphragm; in a diaphragmatic way.
- diethyltryptamine — a synthetic derivative of tryptamine with hallucinogenic and psychotogenic effects. Abbreviation: DET.
- dihydroergotamine — an ergot alkaloid, C 33 H 37 N 5 O 5 , used in the treatment of various types of migraine headache.
- dimethylformamide — a colourless liquid widely used as a solvent and sometimes as a catalyst. Formula: (CH3)2NCHO
- dimethylhydrazine — a flammable, highly toxic, and colorless liquid, C 2 H 8 N 2 , used as a component in jet and rocket fuels.
- dog in the manger — a person who selfishly keeps something that he or she does not really need or want so that others may not use or enjoy it.
- douglas macarthur — Douglas, 1880–1964, U.S. general: supreme commander of allied forces in SW Pacific during World War II and of UN forces in Korea 1950–51.
- edward the martyr — Saint. ?963–978 ad, king of England (975–78), son of Edgar: murdered. Feast day: March 18
- electrochemically — In an electrochemical manner.
- electromechanical — Of, relating to, or denoting a mechanical device that is electrically operated.
- electromyographic — Using electromyography.
- elementary school — primary school
- embroidery thread — a thread used for embroidery
- ethnopharmacology — The scientific study correlating ethnic groups, their health, and how it relates to their physical habits and methodology in creating and using medicines.
- fifth normal form — database normalisation
- for the most part — a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent: the rear part of the house; to glue the two parts together.
- four-part harmony — harmony in which each chord has four tones, creating, in sum, four melodic lines.
- from hand to hand — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- from head to foot — all over one's body
- gas chromatograph — a chromatograph used for the separation of volatile substances.
- genetic algorithm — (GA) An evolutionary algorithm which generates each individual from some encoded form known as a "chromosome" or "genome". Chromosomes are combined or mutated to breed new individuals. "Crossover", the kind of recombination of chromosomes found in sexual reproduction in nature, is often also used in GAs. Here, an offspring's chromosome is created by joining segments choosen alternately from each of two parents' chromosomes which are of fixed length. GAs are useful for multidimensional optimisation problems in which the chromosome can encode the values for the different variables being optimised.
- geothermal energy — Geothermal energy is energy from temperature differences inside the earth's crust.
- go on the rampage — If people go on the rampage, they rush about in a wild or violent way, causing damage or destruction.
- go the extra mile — make an exceptional effort
- good-time charlie — an affable, sociable, pleasure-loving man.
- grandmother clock — a pendulum clock similar to a grandfather's clock but shorter.
- great-grandmother — a grandmother of one's father or mother.
- haematocrystallin — Alternative form of hematocrystallin.
- haemoglobinometer — an instrument used to determine the haemoglobin content of blood
- haemorrhoidectomy — surgical removal of haemorrhoids
- hairy-tailed mole — a blackish North American mole, Parascalops breweri, having a short, hairy tail.
- hardware platform — a group of compatible computers that can run the same software.
- harmonic interval — an intervening period of time: an interval of 50 years.
- heat of formation — the heat evolved or absorbed when one mole of a compound is formed from its constituent atoms
- hemoconcentration — an increase in the concentration of cellular elements in the blood, resulting from loss of plasma.
- hermaphrodite rig — jackass rig.