15-letter words containing r, a, b, i, n, o
- irreconcileable — Alternative spelling of irreconcilable.
- irrevocableness — Quality of being irrevocable.
- irritable colon — any combination of common disturbances of the bowel, as diarrhea or constipation, occurring with abdominal pain, sometimes accompanied by psychological stress. Abbreviation: IBS.
- journal bearing — a plain cylindrical bearing to support a shaft or axle
- knight bachelor — bachelor (def 3).
- labor relations — worker-employer relationship
- labor-intensive — requiring or using a large supply of labor, relative to capital.
- labyrinthodonts — Plural form of labyrinthodont.
- liberalizations — Plural form of liberalization.
- library edition — an edition of a book prepared for library use, especially with a library binding.
- lobar pneumonia — pneumonia (def 2).
- lubricating oil — an oily substance that is used to cover or treat machinery so as to lessen friction
- maldistribution — bad or unsatisfactory distribution, as of wealth, among a population or members of a group.
- man-o'-war bird — frigate bird.
- man-of-war bird — frigate bird.
- manoeuvrability — The quality of being manoeuvrable.
- māori battalion — the Māori unit of the 2nd New Zealand Expeditionary Force in World War II
- maxilloturbinal — (anatomy) Pertaining to the maxillary and turbinal regions of the skull.
- medieval breton — the Breton language of the Middle Ages, usually dated from the 12th to the mid-17th centuries.
- morale-boosting — A morale-boosting action or event makes people feel more confident and cheerful.
- moreton bay fig — a large Australian fig tree, Ficus macrophylla, having glossy leaves and smooth bark
- mount suribachi — a volcanic hill in the Volcano Islands, on Iwo Jima: site of a US victory (1945) over the Japanese in World War II
- mountain beaver — a burrowing rodent, Aplodontia rufa, of W North America: family Aplodontidae
- nanofabrication — the design and manufacture of products and structures, especially electronic devices, with dimensions measured in nanometers.
- necrobacillosis — any disease of cattle, horses, sheep, and swine marked by necrotic areas in which a bacillus, Fusobacterium necrophorum, is found.
- neighbor states — the states or countries next to another state or country
- neurobehavioral — of or relating to an approach to studying behavior that stresses the importance of nerve and brain function.
- neurobiological — the branch of biology that is concerned with the anatomy and physiology of the nervous system.
- neurofibrillary — Of or pertaining to a neurofibril.
- nickel carbonyl — a colorless or yellow, volatile, water-insoluble, poisonous, flammable liquid, Ni(CO) 4 , obtained by the reaction of nickel and carbon monoxide, and used for nickel-plating.
- nicobar islands — a group of 19 islands in the Indian Ocean, south of the Andaman Islands, with which they form a territory of India. Area: 1645 sq km (635 sq miles)
- non-depreciable — capable of depreciating or being depreciated in value.
- non-rectifiable — able to be rectified.
- nonattributable — not capable of being attributed to a particular source or cause
- nonbiographical — not biographical, not relating to biography or events in a person's life
- nonbureaucratic — of, relating to, or characteristic of a bureaucrat or a bureaucracy; arbitrary and routine.
- not a dickybird — not a word; nothing
- nullarbor plain — a treeless, semiarid area of S Australia, contiguous to the Great Australian Bight.
- obedience trial — a competitive event at which a dog can progress toward a degree in obedience by demonstrating its ability to follow a prescribed series of commands.
- obituary column — the division of a publication reserved for obituaries
- observation car — a railroad passenger car having a lounge or platform from which the scenery can be viewed.
- observationally — of, relating to, or founded on observation, especially founded on observation rather than experiment.
- obtuse triangle — a triangle with one obtuse angle.
- octanitrocubane — (organic compound) A high explosive derived from cubane.
- operating table — table on which surgery is performed
- ordinal numbers — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
- organized labor — all workers who are organized in labor unions.
- overbearingness — Quality of being overbearing.
- pattern bombing — aerial bombing in which bombs are dropped on a target in a predetermined pattern.
- post-liberation — the act of liberating or the state of being liberated.