19-letter words containing e, c
- of one's own accord — to be in agreement or harmony; agree.
- off-highway vehicle — An off-highway vehicle is a vehicle, such as one used for construction or agriculture, that is intended for use on steep or uneven ground.
- office-block ballot — a ballot on which the candidates are listed alphabetically, with or without their party designations, in columns under the office for which they were nominated.
- officer of the deck — a naval duty officer responsible for the operation of the ship in the absence of the captain or the executive officer. Abbreviation: O.O.D.
- okeechobee waterway — a waterway in S Florida from the Atlantic Ocean to the Gulf of Mexico. 155 miles (244 km) long.
- ole custom controls — (programming) (OCX) An Object Linking and Embedding (OLE) custom control allowing infinite extension of the Microsoft Access control set. OCX is similar in purpose to VBX used in Visual Basic. Available OCX's include "Scroll Bar Control", "Calendar Control", and "Data Outline Control".
- olive-backed thrush — Swainson's thrush.
- on (or off) camera — so positioned as to be within (or out of) the camera's field of view
- on (or off) course — moving (or not moving) in the intended direction
- on an empty stomach — If you do something on an empty stomach, you do it without having eaten.
- on cue/as if on cue — If you say that something happened on cue or as if on cue, you mean that it happened just when it was expected to happen, or just at the right time.
- on no consideration — for no reason whatsoever; never
- on one's conscience — causing feelings of guilt or remorse
- once in a blue moon — very rarely; almost never
- open source license — (legal) Any document that attempts to specify open source usage and distribution of software. These licenses are usually drafted by experts and are likely to be more legally sound than one a programmer could write. However, loopholes do exist. Here is a non-exhaustive list of open source licenses: 1. Public Domain - No license. 2. BSD License - An early open source license 3. General Public License (GPL) - The copyleft license of the Free Software Foundation. Used for GNU software and much of Linux. 4. Artistic License Less restrictive than the GPL, permitted by Perl in addition to the GPL. 5. Mozilla Public Licenses. (MPL, MozPL) and Netscape Public License (NPL).
- open-angle glaucoma — Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
- open-hearth furnace — 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.
- 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.
- 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.
- optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- optical mark reader — (hardware) (OMR) A special scanning device that can read carefully placed pencil marks on specially designed documents. OMR is frequenty used in forms, questionnaires, and answer-sheets.
- optimising compiler — (programming, tool) compiler which attempts to analyse the code it produces and to produce more efficient code by performing program transformation such as branch elimination, partial evaluation, or peep-hole optimisation. Contrast pessimising compiler.
- ordnance survey map — An Ordnance Survey map is a detailed map produced by the British or Irish government map-making organization.
- orthopaedic surgeon — a surgeon specializing in the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- orthopaedic surgery — surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- outplacement agency — an agency that provides counselling and careers advice, esp to redundant executives, which is paid for by their previous employer
- over-centralization — the act or fact of centralizing; fact of being centralized.
- over-commercialized — to make commercial in character, methods, or spirit.
- overhead projection — the projection (using an overhead projector) of an enlarged image of a transparency onto a surface above and behind the person using it
- oxidation-reduction — a chemical reaction between two substances in which one substance is oxidized and the other reduced.
- oxyacetylene burner — a blowpipe for cutting or welding metals at high temperatures
- oysters rockefeller — oysters topped typically with cooked spinach, cream sauce or butter, bacon, and seasonings, and broiled in a bed of rock salt: served on a half shell
- palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
- pancreatic fibrosis — cystic fibrosis.
- parachute spinnaker — a very large spinnaker used on a racing yacht.
- paradichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
- parallactic ellipse — the apparent ellipse, as seen against the background of more distant stars, described annually by a nearby star because of the earth's orbital motion around the sun. Compare parallax (def 2).
- parallel processing — extending in the same direction, equidistant at all points, and never converging or diverging: parallel rows of trees.
- parallel projection — a projection from one plane to a second plane in which the lines joining points on the first plane and corresponding images are parallel.
- parametric equation — one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
- parasympathomimetic — having an effect similar to that produced when the parasympathetic nervous system is stimulated
- parathyroid extract — an aqueous preparation obtained from the parathyroid gland of cattle, used in medicine chiefly in cases of parathyroid deficiency and in veterinary medicine in the treatment of tetanic convulsions.
- parthenogenetically — development of an egg without fertilization.
- particle dispersoid — A particle dispersoid is a suspension of solid particles in a gas.
- particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
- particle separation — a rule that moves the particle of a phrasal verb, thus deriving a sentence like He looked the answer up from a structure that also underlies He looked up the answer
- particle technology — Particle technology is knowledge and study which relates to particles, and is used in industry.
- particular negative — a proposition of the form “Some S is not P.” Symbol: O.
- paschen-back effect — a splitting of spectral lines observed when the source of a radiation is subjected to a strong magnetic field, caused when the vectors associated with the spin and orbital angular momentum exhibit individual rather than common precession.