19-letter words containing o, n, e, s, p, a
- hop, step, and jump — triple jump.
- horseshoe whipsnake — a long slender fast-moving nonvenomous snake, Coluber hippocrepis, of Eurasia
- hyper-nationalistic — a person devoted to nationalism.
- hyperbolic cosecant — a hyperbolic function that is the reciprocal of hyperbolic sine
- hyperfocal distance — the distance, at a given f number, between a camera lens and the nearest point (hyperfocal point) having satisfactory definition when focused at infinity.
- hysterosalpingogram — An X-ray image taken during hysterosalpingography.
- idea of pure reason — any of the three undemonstrable entities (a personal soul, a cosmos, and a supreme being) implicit in the fact of a subject and an object of knowledge, and in the need for some principle uniting them.
- impressionistically — In an impressionistic manner.
- in the second place — secondly
- index expurgatorius — a list of books now included in the Index Librorum Prohibitorum, forbidden to be read except from expurgated editions.
- inprise corporation — Borland Software Corporation.
- 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
- isobutyl propionate — a colorless liquid, C 7 H 14 O 2 , used chiefly as a paint, varnish, and lacquer solvent.
- japanese arborvitae — a Japanese evergreen tree, Thuja standishii, having spreading branches with bright-green leaves.
- 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.
- keep one's distance — the extent or amount of space between two things, points, lines, etc.
- knights hospitalers — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- late-night shopping — later opening hours of shops than usual, esp as a regular occurrence on a particular night of the week
- league championship — the competition to become league champions
- leisure occupations — activities which you enjoy and which you perform in your free time
- liaodong pensinsula — a peninsula of NE China, in S Manchuria extending south into the Yellow Sea: forms the S part of Liaoning province
- line-of-battle ship — ship of the line.
- means of production — resources: equipment, workers
- megabits per second — (unit) (Mbps, Mb/s) Millions of bits per second. A unit of data rate. 1 Mb/s = 1,000,000 bits per second (not 1,048,576). E.g. Ethernet can carry 10 Mbps.
- meningoencephalitis — Inflammation of the membranes of the brain and the adjoining cerebral tissue.
- metatarsophalangeal — (anatomy) Relating to the metatarsus and phalange.
- nail polish remover — solvent for removing nail polish
- nasty piece of work — malicious person
- natural catastrophe — A natural catastrophe is an unexpected event, caused by nature, such as an earthquake or flood, in which there is a lot of suffering, damage, or death.
- neuropsychodynamics — The theoretical synthesis of neuroscience and psychodynamics.
- newcastle upon tyne — 1st Duke of, Pelham-Holles, Thomas.
- newtonian telescope — a reflecting telescope in which a mirror or reflecting prism is mounted on the axis near the eyepiece so that the image may be viewed from outside the telescope tube at right angles to the axis.
- nicolaus copernicus — Nicolaus [nik-uh-ley-uh s] /ˌnɪk əˈleɪ əs/ (Show IPA), (Mikolaj Kopernik) 1473–1543, Polish astronomer who promulgated the now accepted theory that the earth and the other planets move around the sun (the Copernican System)
- nine plus two array — the arrangement of microtubules in a flagellum or cilium, consisting of a ring of nine evenly spaced couplets surrounding two central singlets. Symbol: 9 + 2.
- non-contemporaneous — living or occurring during the same period of time; contemporary.
- nonrepresentational — not resembling or portraying any object in physical nature: a nonrepresentational painting.
- norfolk island pine — a coniferous evergreen tree, Araucaria heterophylla (or A. excelsa), having whorled branches and needlelike foliage, widely cultivated as a houseplant.
- notre-dame-de-paris — Also called Notre Dame de Paris [French naw-truh dam duh pa-ree] /French nɔ trə dam də paˈri/ (Show IPA). a famous early gothic cathedral in Paris (started 1163).
- oceanus procellarum — (Ocean of Storms) the largest dark plain on the face of the moon, in the second and third quadrants: about 2 million square miles (5.2 million sq. km).
- old english pattern — a spoon pattern having a stem curving backward at the end.
- on an empty stomach — If you do something on an empty stomach, you do it without having eaten.
- on pins and needles — a tingly, prickly sensation in a limb that is recovering from numbness.
- one's pride and joy — Someone or something that is your pride and joy is very important to you and makes you feel very happy.
- open the floodgates — If events open the floodgates to something, they make it possible for that thing to happen much more often or much more seriously than before.
- open-hearth process — a process of steelmaking in which the charge is laid in a furnace (open-hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls.
- operational testing — (testing) A US DoD term for testing performed by the end-user on software in its normal operating environment.
- operations director — a director or senior manager who oversees the efficiency of business operations
- operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency.
- ordnance survey map — An Ordnance Survey map is a detailed map produced by the British or Irish government map-making organization.