19-letter words containing o, u, t, n, a
- gulf of carpentaria — a shallow inlet of the Arafura Sea, in N Australia between Arnhem Land and Cape York Peninsula
- gulf of tehuantepec — an inlet of the Pacific on the south coast of the Isthmus of Tehuantepec in S Mexico
- handlebar moustache — a man's moustache having long, curved ends that resemble the handlebars of a bicycle.
- hate someone's guts — to hate someone intensely
- haute vulgarisation — vulgarization, or popularization, on a higher level, esp. as done by academics, scholars, etc.
- heart in your mouth — If your heart is in your mouth, you feel very excited, worried, or frightened.
- heat of sublimation — the heat absorbed by one gram or unit mass of a substance in the process of changing, at a constant temperature and pressure, from a solid to a gaseous state. Compare sublime (def 10).
- henry david thoreau — Henry David, 1817–62, U.S. naturalist and author.
- hermitian conjugate — adjoint (def 2).
- hexafluoroplatinate — (chemistry) The univalent anion PtF6- prepared by reacting platinum hexafluoride with certain metals or other elements.
- hop, step, and jump — triple jump.
- housing association — A housing association is an organization which owns houses and helps its members to rent or buy them more cheaply than on the open market.
- human rights record — the facts that are known about the tendency of a country, regime, etc, to observe and protect human rights
- humanist technology — (philosophy) Technology centered around the interests, needs, and well-being of humans.
- huntington's chorea — a hereditary disease of the central nervous system characterized by brain deterioration and loss of control over voluntary movements, the symptoms usually appearing in the fourth decade of life.
- hydropneumatization — utilization of air pressure in the housing of a water turbine to keep the level of water that has been used from rising to interfere with the rotor blades.
- immunohistochemical — (biology) Of, pertaining to, or by means of immunohistochemistry, the use of immunological techniques to study the chemistry of tissues.
- immunoprecipitation — the separation of an antigen from a solution by the formation of a large complex with its specific antibody.
- incomplete fracture — a fracture extending partly across the bone.
- inconsequentialness — The quality or state of being inconsequential.
- index expurgatorius — a list of books now included in the Index Librorum Prohibitorum, forbidden to be read except from expurgated editions.
- induction hardening — a process in which the outer surface of a metal component is rapidly heated by means of induced eddy currents. After rapid cooling the resulting phase transformations produce a hard wear-resistant skin
- instantaneous speed — a scalar measure of the rate of movement of a body expressed as the rate of change of position with respect to time at a particular point. It is measured in metres per second, miles per hour, etc
- instrumentalisation — (philosophy) The treatment of an idea as an instrument that functions as a guide to action.
- instrumentalization — Alternative spelling of instrumentalisation.
- intellectualization — to seek or consider the rational content or form of.
- inter-institutional — of, relating to, or established by institution.
- internal-combustion — of or relating to an internal-combustion engine.
- internuncial neuron — interneuron
- intracutaneous test — a test for immunity or allergy to a particular antigen by observing the local reaction following injection of a small amount of the antigen into the skin.
- introduction agency — a company whose business is to match romantic partners for a fee
- isobutyl propionate — a colorless liquid, C 7 H 14 O 2 , used chiefly as a paint, varnish, and lacquer solvent.
- isthmus of san blas — the narrowest part of the Isthmus of Panama. Width: about 50 km (30 miles)
- jacques montgolfier — Jacques Étienne [zhahk ey-tyen] /ʒɑk eɪˈtyɛn/ (Show IPA), 1745–99, and his brother Joseph Michel [zhaw-zef mee-shel] /ʒɔˈzɛf miˈʃɛl/ (Show IPA) 1740–1810, French aeronauts: inventors of the first practical balloon 1783.
- judicial separation — a decree of legal separation of spouses that does not dissolve the marriage bond.
- jumping plant louse — any of numerous lice, of the family Psyllidae, that feed on plant juices and are sometimes pests of fruits and vegetables.
- junction transistor — a bipolar transistor consisting of two p-n junctions combined to form either an n-p-n or a p-n-p transistor, having the three electrodes, the emitter, base, and collector
- junior bantamweight — a boxer weighing up to 115 pounds (51.7 kg), between flyweight and bantamweight.
- keep an eye out for — the organ of sight, in vertebrates typically one of a pair of spherical bodies contained in an orbit of the skull and in humans appearing externally as a dense, white, curved membrane, or sclera, surrounding a circular, colored portion, or iris, that is covered by a clear, curved membrane, or cornea, and in the center of which is an opening, or pupil, through which light passes to the retina.
- keyboard instrument — any musical instrument that is played using a keyboard
- knock-down-drag-out — marked by unrelenting violence: a knock-down-drag-out fight.
- knock-out agreement — an agreement between bidders at an auction or sale not to bid against each other
- lagrangian function — kinetic potential.
- land of opportunity — Arkansas (used as a nickname).
- language laboratory — a special room or rooms with sound-recording and -reproducing equipment for use by students to practice speaking foreign languages, usually with an instructor monitoring the program.
- legislative council — the upper house of a bicameral legislature.
- leisure occupations — activities which you enjoy and which you perform in your free time
- let it all hang out — to fasten or attach (a thing) so that it is supported only from above or at a point near its own top; suspend.
- leukoencephalopathy — (medicine) Any disease that effects the white matter of the brain.
- lieutenant governor — a state officer next in rank to a governor, who takes the governor's place in case of the latter's absence, disability, or death.