18-letter words containing a, b, h, o, r
- chlorofluorocarbon — Chlorofluorocarbons are the same as CFCs.
- christian brothers — a religious congregation of laymen founded in France in 1684 for the education of the poor
- claustrophobically — In a claustrophobic way.
- clobbering machine — pressure to conform with accepted standards
- combustion chamber — an enclosed space in which combustion takes place, such as the space above the piston in the cylinder head of an internal-combustion engine or the chambers in a gas turbine or rocket engine in which fuel and oxidant burn
- come back to earth — to return to reality from a fantasy or daydream
- connected subgraph — (mathematics) A connected graph consisting of a subset of the nodes and edges of some other graph.
- controllable-pitch — (of a marine or aircraft propeller) having blades whose pitch can be changed during navigation or flight; variable-pitch.
- corpus christi bay — a bay in S Texas, at the mouth of the Nueces River.
- decachlorobiphenyl — (organic compound) The fully chlorinated polychlorinated biphenyl containing ten chlorine atoms.
- elizabeth petrovna — 1709-62; empress of Russia (1741-62): daughter of Peter I
- go to the bathroom — use the toilet
- green-backed heron — a small, American heron, Butorides striatus, having glossy green wings.
- hamilton's problem — Hamiltonian problem
- have by the throat — to have compete control over (a person or thing)
- have money to burn — to have more money than one needs, so that some can be spent foolishly
- have the better of — of superior quality or excellence: a better coat; a better speech.
- have words with sb — If one person has words with another, or if two or more people have words, they have a serious discussion or argument, especially because one has complained about the other's behaviour.
- hermaphrodite brig — a two-masted sailing vessel, square-rigged on the foremast and fore-and-aft-rigged on the mainmast.
- herring bone weave — a pattern consisting of adjoining vertical rows of slanting lines, any two contiguous lines forming either a V or an inverted V , used in masonry, textiles, embroidery, etc.
- 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.
- hydrofluorocarbons — Plural form of hydrofluorocarbon.
- in abraham's bosom — at rest with one's dead ancestors
- 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.
- 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.
- kakorrhaphiophobia — (rare) the fear of failure or defeat.
- 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.
- lincoln's birthday — February 12, a legal holiday in some states of the U.S., in honor of the birth of Abraham Lincoln.
- lonely hearts club — a club for people who are trying to find a lover or a friend
- lubber grasshopper — plains grasshopper.
- 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.
- probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
- 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.
- rheims-douay bible — Douay Bible.
- ride a hobby horse — an activity or interest pursued for pleasure or relaxation and not as a main occupation: Her hobbies include stamp-collecting and woodcarving.