20-letter words containing e, n, t, h
- john o'groat's house — the northern tip of Scotland, near Duncansby Head, NE Caithness, traditionally thought of as the northernmost point of Britain: from Land's End to John o'Groat's House.
- join-the-dots puzzle — a puzzle requiring you to connect a series of dots by drawing lines between them. If the dots are correctly connected, the result is a picture
- jordan curve theorem — the theorem that the complement of a simple closed curve can be expressed as the union of two disjoint sets, each having as boundary the given curve.
- joule-thomson effect — the change of temperature that a gas exhibits during a throttling process, shown by passing the gas through a small aperture or porous plug into a region of low pressure.
- junior featherweight — a boxer weighing up to 122 pounds (54.9 kg), between bantamweight and featherweight.
- juno and the paycock — a play (1924) by Sean O'Casey.
- keep a tight rein on — to control carefully; limit
- kingston upon thames — a borough of Greater London, England.
- kleene, stephen cole — Stephen Kleene
- knight of the garter — a knight who belongs to the Order of the Garter
- knights hospitallers — a military religious order founded about the time of the first crusade (1096–99) among European crusaders. It took its name from a hospital and hostel in Jerusalem
- knock out of the box — to make so many hits against (an opposing pitcher) as to cause the pitcher's removal
- knock the tar out of — any of various dark-colored viscid products obtained by the destructive distillation of certain organic substances, as coal or wood.
- know all the answers — be opinionated
- last of the mohicans — a historical novel (1826) by James Fenimore Cooper.
- lead with one's chin — to act so imprudently as to invite disaster
- leave sth until last — If you leave something or someone until last, you delay using, choosing, or dealing with them until you have used, chosen, or dealt with all the others.
- let someone off with — to give (a light punishment) to someone
- life-support machine — A life-support machine is the equipment that is used to keep a person alive when they are very ill and cannot breathe without help.
- lifetime achievement — the notable successes that someone achieves during their life
- light-emitting diode — LED.
- linguistic geography — dialect geography.
- little kanawha river — a river in NW West Virginia, flowing N and NW to the Ohio River. 160 miles (257 km) long.
- live and breathe sth — be passionately interested in sth
- live high on the hog — a hoofed mammal of the family Suidae, order Artiodactyla, comprising boars and swine.
- llywelyn ap iorwerth — called Llywelyn the Great. died 1240, prince of Gwynedd, N Wales (1194–1238), who extended his rule over most of Wales
- lonely hearts column — the part of a newspaper or magazine where lonely hearts ads appear
- lump in one's throat — the passage from the mouth to the stomach or to the lungs, including the pharynx, esophagus, larynx, and trachea.
- lutherville-timonium — a city in N Maryland, near Baltimore.
- magnetoencephalogram — a record of the magnetic field of the brain. Abbreviation: MEG.
- magnetohydrodynamics — the branch of physics that deals with the motion of electrically conductive fluids, especially plasmas, in magnetic fields. Abbreviation: MHD.
- make head (n)or tail — If you say that you cannot make head nor tail of something or you cannot make head or tail of it, you are emphasizing that you cannot understand it at all.
- mannitol hexanitrate — a colorless, crystalline, water-insoluble, explosive solid, C 6 H 8 N 6 O 1 8 , used as a fulminating agent in percussion caps and in the treatment of hypertension and coronary insufficiency.
- matched-pairs design — (of an experiment) concerned with measuring the values of the dependent variables for pairs of subjects that have been matched to eliminate individual differences and that are respectively subjected to the control and the experimental condition
- maternal health care — care for the health of a pregnant woman provided by a hospital or health centre
- mean something to sb — If a name, word, or phrase means something to you, you have heard it before and you know what it refers to.
- measure one's length — to fall, lie, or be thrown down at full length
- mechanical advantage — the ratio of output force to the input force applied to a mechanism.
- membranous labyrinth — an intricate combination of paths or passages in which it is difficult to find one's way or to reach the exit. Synonyms: maze, network, web.
- meta-dichlorobenzene — a colorless liquid, C 6 H 4 Cl 2 , soluble in alcohol and ether: used as a fumigant and insecticide.
- methyl propyl ketone — a colorless, slightly water-soluble liquid, C 5 H 1 0 O, used chiefly as a solvent, especially in lacquers.
- methyl styryl ketone — benzylidene acetone.
- methylbenzyl acetate — methylphenylcarbinyl acetate.
- metric hundredweight — a unit of weight equivalent to 50 kilograms.
- mischaracterizations — Plural form of mischaracterization.
- moreton bay chestnut — an Australian leguminous tree, Castanospermum australe, having thin smooth bark and yellow or reddish flowers: used in furniture manufacture
- multiple inheritance — (programming) In object-oriented programming, the possibility that a class may have more than one direct superclass in the class hierarchy. The opposite is single inheritance.
- multistep hydroplane — a motorship having a flat bottom built as a series of planes inclined forward, the ship planing on each from stem to stern as its speed increases.
- near someone's heart — dear or important to someone
- near-market research — scientific research that, while not linked to the development of a specific product, is likely to be commercially exploitable