18-letter words containing n, o, b, e, h, a
- hexachlorobiphenyl — (organic compound) Either of forty-two isomers of the polychlorinated biphenyl containing six chlorine atoms.
- honorable ordinary — any of the ordinaries believed to be among those that are oldest or that were the source of the other ordinaries, as the chief, pale, fess, bend, chevron, cross, and saltire.
- honourable mention — If something that you do in a competition is given an honourable mention, it receives special praise from the judges although it does not actually win a prize.
- indecent behaviour — the offence of committing indecent acts
- ionization chamber — a device for detecting and measuring ionizing radiation, consisting of a tube containing a low pressure gas and two electrodes between which a high voltage is maintained. The current between the electrodes is a function of the intensity of the radiation
- irreproachableness — The quality or state of being irreproachable; integrity; innocence.
- jacksonville beach — a city in NE Florida.
- johanan ben zakkai — died a.d. c80, Palestinian rabbi who was a leading Pharisaic teacher: disciple of Hillel.
- johannes gutenberg — Johannes [yoh-hahn-uh s] /yoʊˈhɑn əs/ (Show IPA), (Johann Gensfleisch) c1400–68, German printer: credited with invention of printing from movable type.
- knight of the bath — a member of a knightly order founded by George I of England in 1725.
- lambeth conference — a convention of the bishops of the Anglican communion, held about every 10 years at Lambeth Palace to confer but not to define doctrine or to legislate on ecclesiastical matters.
- lonely hearts club — a club for people who are trying to find a lover or a friend
- mohammed ibn-kasim — flourished early 8th century a.d, Muslim conqueror of the Sind region in India.
- mozambique channel — a channel in SE Africa, between Mozambique and Madagascar. 950 miles (1530 km) long; 250–550 miles (400–885 km) wide.
- nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
- neighborhood watch — a neighborhood surveillance program or group in which residents keep watch over one another's houses, patrol the streets, etc., in an attempt to prevent crime.
- nonachlorobiphenyl — (organic compound) Either of three isomers of the polychlorinated biphenyl containing nine chlorine atoms.
- noninterchangeable — That cannot be interchanged with another.
- north attleborough — a city in SE Massachusetts.
- northeast by north — a point on the compass 11°15′ north of northeast. Abbreviation: NEbN.
- not breathe a word — to take air, oxygen, etc., into the lungs and expel it; inhale and exhale; respire.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- on the back burner — low priority
- one's heart bleeds — used to express sympathetic grief, but often used ironically
- optical brightener — an additive that dyes and brightens fabric or paper
- price on sb's head — If there is a price on someone 's head, an amount of money has been offered for the capture or killing of that person.
- protease inhibitor — a drug that inhibits the action of protease, especially any of a class of antiviral drugs that prevent the cleavage and replication of HIV proteins.
- saint john's bread — carob (def 2).
- shorthand notebook — a notebook used by a shorthand writer
- sindbad the sailor — (in The Arabian Nights' Entertainments), a wealthy citizen of Baghdad who relates the adventures of his seven wonderful voyages.
- take a shine to sb — If you say that someone has taken a shine to another person, you mean that he or she liked them very much at their first meeting.
- the back of beyond — a very remote place
- the bird has flown — the person in question has fled or escaped
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- the queen of sheba — a queen of the Sabeans, who visited Solomon (I Kings 10:1–13)
- thermonuclear bomb — hydrogen bomb.
- to be on the radar — to be noticed or important
- to spill the beans — If you spill the beans, you tell someone something that people have been trying to keep secret.
- to the manner born — a way of doing, being done, or happening; mode of action, occurrence, etc.: I don't like the manner in which he complained.
- under one's breath — the air inhaled and exhaled in respiration.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- urban homesteading — homesteading (def 2).
- water on the brain — hydrocephalus.
- westinghouse brake — a railroad air brake operated by compressed air.
- widemouth blindcat — any of several catfishes, as Satan eurystomus (widemouth blindcat) of Texas, that inhabit underground streams and have undeveloped eyes and unpigmented skin.