12-letter words containing n, i, o, b
- olefin fiber — any of a group of synthetic textile fibers, as Herculon, formed from long-chain polymers no less than 85 percent ethylene, propylene, or other olefin units.
- olive branch — a branch of the olive tree as an emblem of peace.
- 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.
- on a bowline — beating close to the wind
- on probation — under the supervision of a probation officer
- on sb's side — If you are on someone's side, you are supporting them in an argument or a war.
- on shipboard — on board a ship
- on the blink — to open and close the eye, especially involuntarily; wink rapidly and repeatedly.
- on the brain — constantly in mind
- on your bike — away you go
- one-base hit — single (def 24).
- orion nebula — a luminous nebula in the constellation Orion, in the center of Orion's sword.
- osco-umbrian — a group of languages, usually classified as Italic, that contains Oscan and Umbrian.
- out-building — a detached building subordinate to a main building.
- outbalancing — Present participle of outbalance.
- outbuildings — Plural form of outbuilding.
- outnumbering — Present participle of outnumber.
- overbrimming — Present participle of overbrim.
- overbuilding — Present participle of overbuild.
- overtime ban — a refusal by employees to work overtime
- panic button — an alarm button for use in an emergency, as to summon help.
- pension book — In Britain, a pension book is a small book which is given to pensioners by the government. Each week, one page can be exchanged for money at a Post Office.
- peptide bond — a covalent bond formed by joining the carboxyl group of one amino acid to the amino group of another, with the removal of a molecule of water.
- perturbation — the act of perturbing.
- petrobrusian — a member of a 12th-century sect in S France that rejected the Mass, infant baptism, prayers for the dead, sacerdotalism, the veneration of the cross, and the building of churches.
- phantom limb — a phenomenon characterized by the experience of pain, discomfort, or other sensation in the area of a missing limb or other body part, as a breast.
- phengophobia — an abnormal dread or terror of natural light
- piano nobile — the principal story of a large building, as of a palace or villa.
- pidyon haben — the rite of relieving the first male child born to parents not descended from Aaron or Levi of certain religious obligations by redeeming him from a member of the priestly class, celebrated 30 days after the child's birth.
- pigeon blood — dark red.
- pilot burner — pilot light (def 1).
- plinth block — a plinth interrupting a door or window architrave at the floor or ground level.
- plumbaginous — containing graphite.
- 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.
- postabortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- powerboating — a boat propelled by mechanical power.
- premium bond — In Britain, premium bonds are numbered tickets that are sold by the government. Each month, a computer selects several numbers, and the people whose tickets have those numbers win money.
- probationary — the act of testing.
- proboscidean — pertaining to or resembling a proboscis.
- procarbazine — a drug used in the treatment of cancer, esp lymphomas
- public money — money that has been collected by the state, usually through taxation
- pulling boat — a boat propelled by oars alone.
- questionable — of doubtful propriety, honesty, morality, respectability, etc.: questionable activities; in questionable taste.
- questionably — of doubtful propriety, honesty, morality, respectability, etc.: questionable activities; in questionable taste.
- rabbet joint — a joint between rabbeted parts.
- radio beacon — a radio station that sends a characteristic signal so as to enable ships or airplanes to determine their position or bearing by means of a radio compass.
- radio-carbon — Also called carbon 14. a radioactive isotope of carbon with mass number 14 and a half-life of about 5730 years: widely used in the dating of organic materials.
- ragged robin — a plant, Lychnis flos-cuculi, of the pink family, having pink or white flowers with dissected petals.
- rainbow bird — an Australian bee-eater, Merops ornatus, with brightly coloured plumage. It feeds in flight and nests in sandy burrows