18-letter words containing p, o, g, r
- linear programming — any of several methods for finding where a given linear function of several nonnegative variables assumes an extreme value and for determining the extreme value, the variable usually being subjected to constraints in the form of linear equalities or inequalities.
- lithostratigraphic — Of or pertaining to lithostratigraphy.
- logarithmic spiral — log r = aθ
- long-stay car park — a car park (eg at an airport) where cars can be left for a long time
- lubber grasshopper — plains grasshopper.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
- micropalaeontology — the branch of palaeontology concerned with the study of microscopic fossils
- minority programme — a programme that appeals to a minority of the available audience
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- monographic series — a series of monographs issued in uniform style or format and related by subject or by issuing agency.
- morning-after pill — a contraceptive pill containing only an estrogen and used by women within a few hours after sexual intercourse.
- neo-pythagoreanism — a philosophical system, established in Alexandria and Rome in the second century b.c., consisting mainly of revived Pythagorean doctrines with elements of Platonism and Stoicism.
- netscape navigator — (networking, tool, product) /Mozilla/ (Often called just "Netscape") A web browser from Netscape Communications Corporation. The first beta-test version was released free to the Internet on 13 October 1994. Netscape evolved from NCSA Mosaic (with which it shares at least one author) and runs on the X Window System under various versions of Unix, on Microsoft Windows and on the Apple Macintosh. It features integrated support for sending electronic mail and reading Usenet news, as well as RSA encryption to allow secure communications for commercial applications such as exchanging credit card numbers with net retailers. It provides multiple simultaneous interruptible text and image loading; native inline JPEG image display; display and interaction with documents as they load; multiple independent windows. Netscape was designed with 14.4 kbps modem links in mind. You can download Netscape Navigator for evaluation, or for unlimited use in academic or not-for-profit environments. You can also pay for it. Version: 1.0N. E-mail: <[email protected]>.
- neuroleptanalgesia — a semiconscious nonreactive state induced by certain drug combinations, as fentanyl with droperidol.
- neuroophthalmology — the branch of ophthalmology that deals with the optic nerve and other nervous system structures involved in vision.
- neurophysiological — the branch of physiology dealing with the functions of the nervous system.
- neuropsychological — Of or pertaining to neuropsychology, the relation or combination of brain and mind.
- neutrosophic logic — (logic) (Or "Smarandache logic") A generalisation of fuzzy logic based on Neutrosophy. A proposition is t true, i indeterminate, and f false, where t, i, and f are real values from the ranges T, I, F, with no restriction on T, I, F, or the sum n=t+i+f. Neutrosophic logic thus generalises: - intuitionistic logic, which supports incomplete theories (for 0
- nonaggression pact — an agreement between two nations not to attack each other, usually for a specified period of years
- nonpartisan league — a political organization of farmers, founded in North Dakota in 1915, and extending to many states west of the Mississippi, with the aim of influencing agricultural legislation in state legislatures.
- nonpharmacological — Not pharmacological.
- north polar region — the region of land and water surrounding the North Pole.
- not a pretty sight — If you say that someone or something is not a pretty sight, you mean that it is not pleasant to look at.
- occupational group — An occupational group is a category used by insurance companies to classify jobs according to how hazardous they are.
- off-street parking — spaces for cars located on private property rather than on a public street
- offset lithography — offset (def 6).
- open heart surgery — surgery performed on the exposed heart while a heart-lung machine pumps and oxygenates the blood and diverts it from the heart.
- open-heart surgery — surgery performed on the exposed heart while a heart-lung machine pumps and oxygenates the blood and diverts it from the heart.
- operating expenses — Operating expenses are expenses related to carrying out normal business activities.
- operating software — software used in the operation of a computer system, typically by performing such tasks as memory allocation, job scheduling, and input/output control
- operations manager — business director
- optical brightener — an additive that dyes and brightens fabric or paper
- orthopedic surgery — corrective operation on bones or joints
- oscillographically — By means of oscillography.
- outreach programme — a programme designed to help and encourage disadvantaged members of the community
- ox-tongue partisan — a shafted weapon having a long, wide, tapering blade.
- palaeoanthropology — the branch of anthropology concerned with primitive man
- palmer archipelago — a group of islands in the South Atlantic Ocean, off the NW coast of the Antarctic Peninsula.
- parallel computing — parallel processing
- parallel importing — the importing of certain goods, esp pharmaceutical drugs, by dealers who undersell local manufacturers
- parallelogram rule — a rule for finding the resultant of two vectors by constructing a parallelogram with two adjacent sides representing the magnitudes and directions of the vectors, the diagonal through the point of intersection of the vectors representing their resultant
- parathyroid glands — any of several small oval glands usually lying near or embedded in the thyroid gland.
- passing-out parade — a ceremonial parade of cadets who have completed their training
- peacekeeping force — a force designated to the maintenance of peace, esp the prevention of further fighting between hostile forces in an area
- people trafficking — the practice of bringing immigrants into a country illegally
- percussion flaking — a method of forming a flint tool by striking flakes from a stone core with another stone or a piece of bone or wood.
- percussion welding — a form of resistance welding in which the required pressure is provided by a hammerlike blow.
- perish the thought — to die or be destroyed through violence, privation, etc.: to perish in an earthquake.
- personal bodyguard — a person employed to protect a particular person