15-letter words containing r, i, b, o, n, u
- nonreproducible — Unable to be reproduced; not reproducible.
- nullarbor plain — a treeless, semiarid area of S Australia, contiguous to the Great Australian Bight.
- obituary column — the division of a publication reserved for obituaries
- obstructionists — Plural form of obstructionist.
- obstructiveness — The characteristic of being obstructive.
- obtuse triangle — a triangle with one obtuse angle.
- octanitrocubane — (organic compound) A high explosive derived from cubane.
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- opprobriousness — The state or condition of being opprobrious.
- 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).
- prism binocular — Usually, prism binoculars. Optics. binocular (def 1).
- probit equation — A probit equation is used to quantify the relationship between the concentration of a dangerous material and its effect on people.
- public offering — a sale of a new issue of securities to the general public through a managing underwriter (opposed to private placement): required to be registered with the Securities and Exchange Commission.
- pulmobranchiate — possessing a pulmobranch
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- rational number — a number that can be expressed exactly by a ratio of two integers.
- reconstitutable — to constitute again; reconstruct; recompose.
- ribonucleotides — an ester, composed of a ribonucleoside and phosphoric acid, that is a constituent of ribonucleic acid.
- right-hand buoy — a distinctive buoy marking the side of a channel regarded as the right, or starboard, side.
- robinson crusoe — Robinson, Robinson Crusoe.
- rough breathing — the symbol (ʿ) used in the writing of Greek to indicate aspiration of the initial vowel or of the ρ (rho) over which it is placed.
- roundaboutation — circumlocution
- roundaboutility — roundaboutness
- rubber solution — a kind of rubber-based adhesive
- rubbing alcohol — a poisonous solution of about 70 percent isopropyl or denatured ethyl alcohol, usually containing a perfume oil, used chiefly in massaging.
- runabout ticket — a rail ticket that allows unlimited travel within a specified area for a limited period of time (for example one day, a weekend, three days, etc)
- running bowline — a type of slipknot formed by running the standing line through the loop formed in a regular bowline
- saviour sibling — a child conceived through IVF and screened for compatibility with a terminally or seriously ill sibling in order to provide organ or cell donations as a form of treatment
- scribaciousness — the quality or state of being scribacious
- second republic — the republic established in France in 1848 and replaced by the Second Empire in 1852.
- sesquicarbonate — a salt intermediate in composition between a carbonate and a bicarbonate or consisting of the two combined.
- silicone rubber — any of the synthetic rubbers made from silicone elastomers.
- southern blight — a disease of peanuts, tomatoes, and other plants, caused by a fungus, Sclerotium rolfsii, affecting the roots and resulting in rapid wilting.
- spiny cocklebur — a cocklebur, Xanthium spinosum, introduced into North America from Europe.
- sub-corporation — an association of individuals, created by law or under authority of law, having a continuous existence independent of the existences of its members, and powers and liabilities distinct from those of its members. See also municipal corporation, public corporation.
- subcommissioner — a member of a subcommission
- suborganization — an organization within a larger organization
- subprofessional — being below professional standards: subprofessional health care.
- subsidiary coin — a coin, especially one made of silver, having a value less than that of the monetary unit.
- substitutionary — a person or thing acting or serving in place of another.
- subtrochanteric — Anatomy. either of two knobs at the top of the femur, the greater on the outside and the lesser on the inside, serving for the attachment of muscles between the thigh and pelvis.
- suburbanization — to give suburban characteristics to: to suburbanize a rural area.
- tailor's bunion — a bunionlike enlargement of the joint of the little toe, usually caused by pressure from tight shoes.
- thermionic tube — a vacuum tube in which the cathode is heated electrically to cause the emission of electrons by thermal agitation.
- troubleshooting — to act or be employed as a troubleshooter: She troubleshoots for a large industrial firm.
- tuberculization — the process of becoming, or of causing people or animals to become, infected with tuberculosis
- turbinate bones — the thin scroll-shaped bones situated on the walls of the nasal passages
- turbojet engine — a jet-propulsion engine in which air from the atmosphere is compressed for combustion by a turbine-driven compressor.
- un-considerable — rather large or great in size, distance, extent, etc.: It cost a considerable amount. We took a considerable length of time to decide.
- unaffordability — that can be afforded; believed to be within one's financial means: attractive new cars at affordable prices.