12-letter words containing o, b, t, r
- mount robson — a mountain in SW Canada, in E British Columbia: the highest peak in the Canadian Rockies. Height: 3954 m (12 972 ft)
- mouthbreeder — any of several fishes of the genera Tilapia and Haplochromis, that hatch and care for their young in the mouth.
- mouthbrooder — A freshwater cichlid fish that protects its eggs (and in some cases its young) by carrying them in its mouth.
- multilobular — having several or many lobules.
- multiproblem — characterized by or experiencing several problems
- musterbation — Alt form musturbation.
- musturbation — (psychology) The compulsive insistence that things ought to be a particular way.
- muttonbirder — a person who hunts muttonbirds
- mycobacteria — Plural form of mycobacterium.
- natural-born — native-born.
- neotribalism — Ideology that humans have evolved to live in a tribal, as opposed to a modern society.
- neoytterbium — ytterbium.
- neutron bomb — a nuclear bomb designed to release radiation consisting mainly of neutrons, thus causing extensive loss of life but relatively little damage to buildings and property and only brief radioactive contamination.
- new brighton — a town in E Minnesota.
- nimbostratus — a cloud of a class characterized by a formless layer that is almost uniformly dark gray; a rain cloud of the layer type, of low altitude, usually below 8000 feet (2440 meters).
- nitrobenzene — a pale yellow, toxic, water-soluble liquid, C 6 H 5 NO 2 , produced by nitrating benzene with nitric acid: used chiefly in the manufacture of aniline.
- nonabsorbent — Not absorbent; unable to absorb.
- nonarbitrary — decided by a judge or arbiter rather than by a law or statute.
- nonbacterial — Not bacterial.
- nonbreathing — not breathing
- nonbroadcast — not broadcast to a wide audience, supplied on a hidden or private network
- noncarbonate — That which is not a carbonate.
- noncelebrity — a person who is not a celebrity
- nonheritable — Not heritable.
- nonobservant — Not observant; not religious; not participating in the observance of religion.
- nonturbulent — Not turbulent.
- noordbrabant — North Brabant
- north bergen — a township in NE New Jersey.
- north borneo — a former name of Sabah.
- northborough — a town in central Massachusetts.
- northumbrian — of or relating to Northumbria, Northumberland, or the inhabitants or dialect of either.
- not-a-number — (mathematics) (NaN) An IEEE floating point representation for the result of a numerical operation which cannot return a valid number value. A NaN can result from multiplying an infinity by a zero, or from subtracting one infinity from another [what else?]. NaN is encoded as a special bit pattern [what pattern?] which would otherwise represent a floating-point number. It is used to signal error returns where other mechanisms are not convenient, e.g. a hardware floating-point unit and to allow errors to propagate through a calculation. Similar bit patterns represent positive and negative overflow and underflow and the positive and negative infinities resulting from division by zero.
- note verbale — a diplomatic communication prepared in the third person and unsigned: less formal than a note but more formal than an aide-mémoire.
- notice board — bulletin board for displaying public messages
- noticeboards — Plural form of noticeboard.
- obdurateness — The characteristic of being obdurate; stubbornness.
- obedientiary — The holder of a monastic rank or office below that of superior.
- objectbroker — (programming) A distributed object system from DEC based on the CORBA standard.
- objectcenter — A product offering similar facilities to CodeCenter for the C++ language, plus class browsing facilities etc (formerly Saber-C++).
- objecteering — (programming, tool) An object-oriented design tool from Softeam, based on the Class Relation Methodology, with C++ code generation.
- objet trouve — found object.
- obligatorily — required as a matter of obligation; mandatory: A reply is desirable but not obligatory.
- obliterating — Present participle of obliterate.
- obliteration — the act of obliterating or the state of being obliterated.
- obliterative — Tending or serving to obliterate.
- obreptitious — having the characteristics of acquiring something by deceitful means
- obscurantism — opposition to the increase and spread of knowledge.
- obscurantist — opposition to the increase and spread of knowledge.
- obscurations — Plural form of obscuration.
- observations — Plural form of observation.