12-letter words containing o, b, s, l
- noctambulist — somnambulism.
- noctambulous — of, relating to, or given to sleepwalking.
- non-disabled — physically or mentally impaired, injured, or incapacitated.
- non-erasable — to rub or scrape out, as letters or characters written, engraved, etc.; efface.
- non-obsolete — no longer in general use; fallen into disuse: an obsolete expression.
- nonbelievers — Plural form of nonbeliever.
- nonbiologist — a person who is not a biologist
- noncrushable — (of a container, material, etc) not easily crushed
- nosebleeding — bleeding emanating from the nose
- notabilities — Plural form of notability.
- numbers pool — Also called numbers, numbers game, numbers racket. an illegal daily lottery in which money is wagered on the appearance of certain numbers in some statistical listing or tabulation published in a daily newspaper, racing form, etc.
- object glass — objective (def 3).
- obligingness — The quality of being obliging; the tendency to cater for the desires of others.
- oblivescence — the process of forgetting.
- obliviscence — the condition or fact of failing to remember or having failed to remember or of being absent-minded
- obsequiously — characterized by or showing servile complaisance or deference; fawning: an obsequious bow.
- obsolescence — the state, process, or condition of being or becoming obsolete.
- obsoleteness — no longer in general use; fallen into disuse: an obsolete expression.
- obtuse angle — an angle greater than 90° but less than 180°.
- oconee-bells — a plant, Shortia galacifolia, of the southeastern U.S., having glossy, rounded leaves and white or pink bell-shaped flowers with fringed petals.
- octosyllabic — consisting of or pertaining to eight syllables.
- octosyllable — a word or line of verse of eight syllables.
- odontoblasts — Plural form of odontoblast.
- ombrophilous — (of plants) tolerant of wet conditions
- omnibus bill — a bill dealing with, or providing for many different things or cases
- omnishambles — Chiefly British Informal. a situation, especially in politics, in which poor judgment results in disorder or chaos with potentially disastrous consequences.
- opposability — capable of being placed opposite to something else: the opposable thumb of primates.
- oracle bones — animal bones used for divination
- osteoblastic — a bone-forming cell.
- outbuildings — Plural form of outbuilding.
- overbalances — Third-person singular simple present indicative form of overbalance.
- overboldness — The state or fact of being too bold; audacity.
- oversubtlety — the quality of being too subtle
- phlebotomist — a specialist in phlebotomy.
- plasterboard — a material used for insulating or covering walls, or as a lath, consisting of paper-covered sheets of gypsum and felt.
- plastic bomb — a bomb made of plastic explosive.
- plumbaginous — containing graphite.
- plumbiferous — yielding or containing lead.
- pollen brush — the mass of stiff hairs on the legs or abdomen of an insect, for collecting pollen.
- polyribosome — polysome.
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- polysyllabic — consisting of several, especially four or more, syllables, as a word.
- polysyllable — a polysyllabic word.
- postbiblical — occurring after the events written about in the Bible, occurring after the Bible was written
- postbrachial — belonging to the arm, foreleg, wing, pectoral fin, or other forelimb of a vertebrate.
- problematics — problems or difficulties in a particular situation or subject
- 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
- psychobabble — writing or talk using jargon from psychiatry or psychotherapy without particular accuracy or relevance.