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21-letter words containing o, n, e, s, h, l

  • hubble classification — a method of classifying galaxies depending on whether they are elliptical, spiral, barred spiral, or irregular
  • hysterosalpingography — (medicine) X-ray examination of the uterus and oviducts following injection of a radiopaque substance.
  • immunoelectrophoresis — a technique for the separation and identification of mixtures of proteins, consisting of electrophoresis followed by immunodiffusion.
  • immunohistochemically — By means of or in regard to immunohistochemistry.
  • in one's shirtsleeves — not wearing a jacket
  • insulin shock therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
  • interpersonal therapy — a type of psychotherapy that focuses on conflicts in one's personal relationships.
  • japanese stranglehold — a wrestling hold in which an opponent's wrists are pulled to cross his or her arms in front of his or her own neck and exert pressure on the windpipe
  • joseph bonaparte gulf — an inlet of the Timor Sea in N Australia. Width: 360 km (225 miles)
  • lactate dehydrogenase — an enzyme that catalyzes the interconversion of pyruvate and lactate, an important step in carbohydrate metabolism: elevated serum levels indicate injury to kidney, skeletal muscle, or heart muscle. Abbreviation: LDH.
  • lap and shoulder belt — a car seat belt
  • laugh up one's sleeve — the part of a garment that covers the arm, varying in form and length but commonly tubular.
  • law of thermodynamics — any of three principles variously stated in equivalent forms, being the principle that the change of energy of a thermodynamic system is equal to the heat transferred minus the work done (first law of thermodynamics) the principle that no cyclic process is possible in which heat is absorbed from a reservoir at a single temperature and converted completely into mechanical work (second law of thermodynamics) and the principle that it is impossible to reduce the temperature of a system to absolute zero in a finite number of operations (third law of thermodynamics)
  • like a shag on a rock — abandoned and alone
  • loch ness monster bug — (humour)   (Or "Bugfoot") A bug which cannot be reproduced or has only been sighted by one person. Named after the mythical creature claimed to inhabit Loch Ness in Scotland.
  • lose one's heart (to) — to fall in love (with)
  • lost in the underflow — (jargon)   Too small to be worth considering; more specifically, small beyond the limits of accuracy or measurement. This is a reference to "floating point underflow". The Hacker's Jargon File claimed that it is also a pun on "undertow" (a kind of fast, cold current that sometimes runs just offshore and can be dangerous to swimmers). "Well, sure, photon pressure from the stadium lights alters the path of a thrown baseball, but that effect gets lost in the underflow". Compare epsilon, epsilon squared; see also overflow bit.
  • lower the tone of sth — If you say that something lowers the tone of a place or event, you mean that it is not appropriate and makes the place or event seem less respectable.
  • macintosh file system — (file system)   A file on the Macintosh consists of two parts, called forks. The "data fork" contains the data which would normally be stored in the file on other operating systems. The "resource fork" contains a collection of arbitrary attribute/value pairs, including program segments, icon bitmaps, and parametric values. Yet more information regarding Macintosh files is stored by the Finder in a hidden file, called the "Desktop Database". Because of the complications in storing different parts of a Macintosh file in non-Macintosh file systems that only handle consecutive data in one part, it is common to only send the Data fork or to convert the Macintosh file into some other format before transferring it.
  • maidenhair spleenwort — an evergreen fern, Asplenium trichomanes, abundant in woody areas of the North Temperate Zone, having thickly clustered fronds.
  • main-topsail schooner — a two-masted or three-masted schooner having square topsails on the foremast and mainmast: a jackass brig or jackass bark.
  • majority shareholding — a holding of more than half a company's shares
  • mechanical solidarity — social cohesiveness that is based on shared activities, beliefs, and experiences and is characteristic of simple traditional societies.
  • mechanical suspension — the act of suspending.
  • methylisothiazolinone — (chemistry) A powerful biocide and preservative within the group of isothiazolinones, used in shampoos etc.
  • motherwell and wishaw — a burgh in the Motherwell district, in S Scotland.
  • motivational research — the application of the knowledge and techniques of the social sciences, especially psychology and sociology, to understanding consumer attitudes and behavior: used as a guide in advertising and marketing.
  • neither fish nor fowl — any of various cold-blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with scales.
  • night-blooming cereus — any of various cacti of the genera Hylocereus, Peniocereus, Nyctocereus, or Selenicereus, having large, usually white flowers that open at night.
  • no less a person than — a person of no lower importance, rank, etc. than
  • northumberland strait — the part of the Gulf of St. Lawrence that separates Prince Edward Island from New Brunswick and Nova Scotia, in SE Canada. About 200 miles (320 km) long; 9–30 miles (15–48 km) wide.
  • not hold one's breath — If you say that you won't hold your breath, you mean that you do not expect something to happen even though someone has suggested that it might.
  • old spanish practices — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
  • open graphics library — (graphics, library)   (OpenGL) A multi-platform software interface to graphics hardware, supporting rendering and imaging operations. The OpenGL interface was developed by Silicon Graphics, who license it to other vendors. The OpenGL graphics interface consists of several hundred functions operating on 2D and 3D objects, supporting basic techniques, such as modelling and smooth shading, and advanced techniques, such as texture mapping and motion blur. Many operations require a frame buffer. OpenGL is network-transparent, and a common extension to the X Window System allows an OpenGL client to communicate across a network with a different vendor's OpenGL server. OpenGL is based on Silicon Graphics' proprietary IRIS GL.
  • peephole optimisation — (compiler)   A kind of low-level code optimisation that considers only a few adjacent machine code instructions at a time and looks for certain combinations which can be replaced with more efficient sequences. E.g. ADD R0, #1 ADD R0, #1 (add one to register R0) could be replaced by ADD R0, #2 as long as there were no jumps to the second instruction.
  • phenarsazine chloride — adamsite.
  • ploughman's spikenard — a European plant, Inula conyza, with tubular yellowish flower heads surrounded by purple bracts: family Asteraceae (composites)
  • psychoneuroimmunology — the study of the effects of psychological factors on the immune system
  • pull oneself together — to draw or haul toward oneself or itself, in a particular direction, or into a particular position: to pull a sled up a hill.
  • purple-fringed orchis — either of two North American orchids (Habenaria psycodes and H. fimbriata) with purple-fringed flowers
  • rap over the knuckles — to reprimand
  • rayleigh distribution — (mathematics)   A curve that yields a good approximation to the actual labour curves on software projects.
  • reconnaissance flight — a flight made by an aircraft in order to obtain military information about a particular place
  • reverse polish syntax — postfix notation
  • roll with the punches — a thrusting blow, especially with the fist.
  • rolling in the aisles — (of an audience) overcome with laughter
  • safe in the knowledge — If you do something safe in the knowledge that something else is the case, you do the first thing confidently because you are sure of the second thing.
  • salam-weinberg theory — the electroweak theory.
  • schlieren photography — a type of photography which records schlieren
  • school superintendent — an official whose job is to oversee school administration within a district
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