12-letter words containing a, l, b, r, o
- nonremovable — that may be removed.
- nonrenewable — able to be renewed: a library book that is not renewable.
- nonrepayable — that does not need to be or cannot be repaid
- nonrevocable — Not revocable.
- normalizable — That can be normalized.
- note verbale — a diplomatic communication prepared in the third person and unsigned: less formal than a note but more formal than an aide-mémoire.
- nuclear bomb — atomic explosive
- 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.
- olallieberry — a blackberry that is a cross between the loganberry and the youngberry, cultivated in California and Oregon.
- olivary body — one of two oval bodies or prominences composed of nerve tissue, one on each side of the anterior surface of the medulla oblongata.
- olive branch — a branch of the olive tree as an emblem of peace.
- oracle bones — animal bones used for divination
- orbicularity — The quality of being orbicular.
- orbital road — a highway that circles a metropolitan area; ring road
- orion nebula — a luminous nebula in the constellation Orion, in the center of Orion's sword.
- overbalanced — Simple past tense and past participle of overbalance.
- overbalances — Third-person singular simple present indicative form of overbalance.
- paleoliberal — a person advocating a more extreme form of liberalism, especially in politics.
- parole board — panel who evaluate prisoners for release
- paul-boncour — Joseph [zhaw-zef] /ʒɔˈzɛf/ (Show IPA), 1873–1972, French lawyer and statesman: premier 1932–33.
- pearl button — a button (as for fastening a shirt, blouse, etc) made of pearl or mother-of-pearl
- pearl harbor — a harbor near Honolulu, on S Oahu, in Hawaii: surprise attack by Japan on the U.S. naval base and other military installations December 7, 1941.
- perambulator — baby carriage.
- petrobutanol — butyl alcohol.
- phlebography — venography.
- plasterboard — a material used for insulating or covering walls, or as a lath, consisting of paper-covered sheets of gypsum and felt.
- platform bed — a bed, originating in Scandinavia in the 1930s, consisting of a simple shallow box for holding a mattress situated on a slightly recessed pedestal.
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- poplar bluff — a city in SE Missouri.
- port alberni — a port in SW British Columbia, in SW Canada, on the E central part of Vancouver Island, on an inlet of the Pacific Ocean.
- postbrachial — belonging to the arm, foreleg, wing, pectoral fin, or other forelimb of a vertebrate.
- problem area — a place that is prone to a particular problem or danger, such as flooding or road-traffic accidents
- problem page — a feature in a newspaper, magazine, etc in which readers' problems are published and answers supplied
- problematics — problems or difficulties in a particular situation or subject
- problematize — to demonstrate to be unsettled or uncertain, or more complex than originally assumed or regarded; show to be problematic
- programmable — capable of being programmed.
- proscribable — to denounce or condemn (a thing) as dangerous or harmful; prohibit.
- prosecutable — Law. to institute legal proceedings against (a person). to seek to enforce or obtain by legal process. to conduct criminal proceedings in court against.
- provableness — the quality of being provable
- proverbially — of, relating to, or characteristic of a proverb: proverbial brevity.
- rabble-rouse — to stir up the emotions or prejudices of the public; agitate.
- radiobiology — the branch of biology dealing with the effects of radiation on living matter.
- rainbow flag — a multicoloured flag used as a symbol of peace; often used to represent gay and lesbian pride
- rattail comb — a comb for the hair having a narrow, pointed handle used in styling the hair.
- recognizable — to identify as something or someone previously seen, known, etc.: He had changed so much that one could scarcely recognize him.
- reconcilable — capable of being reconciled.
- record label — recorded music production company