16-letter words containing o, r, b, i, t
- non-contribution — the act of contributing.
- non-contributive — to give (money, time, knowledge, assistance, etc.) to a common supply, fund, etc., as for charitable purposes.
- non-extraditable — capable of being extradited; subject to extradition: an extraditable person.
- nontransmissible — Not transmissible.
- nontransmittable — Not transmittable.
- objective danger — a danger, such as a stone fall or avalanche, to which climbing skill is irrelevant
- objective spirit — the human spirit, insofar as it has become capable of a rational identification of its individual self with the community of other spirits but is not yet capable of the identification with the absolute idea that characterizes the absolute spirit.
- oblique triangle — any triangle that does not have a right angle (contrasted with right triangle).
- observation deck — an area on a high building that is surrounded with railings or fencing and which provides panoramic views
- observation post — a forward position, often on high ground, from which enemy activity can be observed and, particularly, from which artillery or mortar fire can be directed.
- observation ward — a ward in a hospital where patients are monitored
- observationalist — One who relies on empirical observations.
- observationality — The property of being observational.
- obstructionistic — a person who deliberately delays or prevents progress.
- obtuse bisectrix — See under bisectrix (def 1).
- october surprise — a major event, occurring shortly before a presidential election, which influences the result
- on a trial basis — for the purpose of assessment
- on the breadline — impoverished; living at subsistence level
- one-armed bandit — slot machine (def 1).
- operating budget — money allocated to a project
- orbital velocity — the minimum velocity at which a body must move to maintain a given orbit.
- outboard profile — an exterior side elevation of a vessel, showing all deck structures, rigging, fittings, etc.
- overexcitability — to excite too much.
- oversubscription — to subscribe for more of than is available, expected, or required: The charity drive was oversubscribed by several thousand dollars.
- overurbanization — the act or fact of urbanizing, or taking on the characteristics of a city: Urbanization has led to more air pollution and increasing childhood asthma.
- oxidation number — the state of an element or ion in a compound with regard to the electrons gained or lost by the element or ion in the reaction that formed the compound, expressed as a positive or negative number indicating the ionic charge of the element or ion.
- paratuberculosis — Johne's disease.
- personal liberty — the liberty of an individual to do his or her will freely except for those restraints imposed by law to safeguard the physical, moral, political, and economic welfare of others.
- phlebothrombosis — the presence of a thrombus in a vein.
- pocket billiards — pool2 (def 1).
- port phillip bay — a bay in SE Australia: the harbor of Melbourne. 31 miles (50 km) long; 25 miles (40 km) wide.
- portable airtime — (communications, wireless) A wireless, digital communications system enabling user-to-user voice communication, "quicknotes", and alphanumeric messaging.
- pourriture noble — noble rot.
- powerfully built — (of a person, esp a man) big and physically strong, with large muscles
- pre-subscription — a sum of money given or pledged as a contribution, payment, investment, etc.
- presentation box — a specially designed and attractive box to hold a product, and make it look more impressive
- pro-abolitionist — (especially prior to the Civil War) a person who advocated or supported the abolition of slavery in the U.S.
- projection booth — a soundproof compartment in a theater where a motion-picture projector is housed and from which the picture is projected on the screen.
- public relations — (used with a plural verb) the actions of a corporation, store, government, individual, etc., in promoting goodwill between itself and the public, the community, employees, customers, etc.
- public transport — fare-paying travel
- rainbow lorikeet — a small Australasian parrot, Trichoglossus haematodus, with brightly-coloured plumage
- rambunctiousness — difficult to control or handle; wildly boisterous: a rambunctious child.
- ramen profitable — If a startup business is ramen profitable, it is barely profitable, just enough to allow the founder to live on the cheapest diet.
- random vibration — Random vibration is a type of forced vibration in which the motion follows no regular pattern.
- reaction chamber — the chamber in a rocket engine in which the reaction or combustion of fuel occurs
- reaction turbine — a turbine driven by the reactive force of a fluid passing through the rotor blades.
- rectus abdominis — a long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the vertebral column, particularly the lumbar portion; it also tenses the anterior abdominal wall and assists in compressing the abdominal contents
- redbank whiteoak — a city in S Tennessee.
- redistributional — a distribution performed again or anew.
- regent bowerbird — a bowerbird, Sericulus chrysocephalus, the males of which have deep black plumage with brilliant golden head, neck, and wing patches and build elaborate bowers.