15-letter words containing o, b, r, e, p
- absorption edge — a discontinuity in the graph of the absorption coefficient of a substance plotted against the wavelength of x-rays being absorbed, representing the minimum energy necessary to free electrons from particular shells of the atoms of the substance.
- anteprohibition — before prohibition.
- apartment block — building: flats, apartments
- assemblypersons — Plural form of assemblyperson.
- autobiographers — Plural form of autobiographer.
- autobiographies — Plural form of autobiography.
- back projection — a method of projecting pictures onto a translucent screen so that they are viewed from the opposite side, used esp in films to create the illusion that the actors in the foreground are moving
- backup software — (tool, software) Software for doing a backup, often included as part of the operating system. Backup software should provide ways to specify what files get backed up and to where. It may include its own scheduling function to automate the procedure or, preferably, work with generic scheduling facilities. It may include facilities for managing the backup media (e.g. maintaining an index of tapes) and for restoring files from backups. Examples are Unix's dump command and Windows's ntbackup.
- bacteriophagous — Pertaining to the predation and consumption of bacterium.
- bad housekeeper — a person who is not an efficient and thrifty domestic manager
- bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
- baptism of fire — If someone who has just begun a new job has a baptism of fire, they immediately have to cope with very many severe difficulties and obstacles.
- barium peroxide — a gray-white powder, BaO2, used as a bleach and in making hydrogen peroxide
- barothermograph — an automatic instrument for recording pressure and temperature.
- be spoiling for — to have an aggressive desire for (a fight, etc)
- beam-power tube — a vacuum tube in which the stream of electrons flowing to the plate is focused by the action of a set of auxiliary, charged elements, giving an increase in output power.
- bear comparison — to be sufficiently similar in class or range to be compared with (something else), esp favourably
- bedroom slipper — a soft shoe worn in the house
- beet leafhopper — a small leafhopper (Circulifer tenellus) that transmits a very destructive virus to sugar beets
- beetroot purple — a deep purple-red; a purple pigment derived from beets.
- ben day process — a method of adding texture, shading, or detail to line drawings by overlaying a transparent sheet of dots or any other pattern during platemaking
- bergius process — a method of hydrogenation formerly used with coal to produce an oil similar to petroleum.
- bird of passage — If you refer to someone as a bird of passage, you mean that they are staying in a place for a short time before going to another place.
- bits per second — (communications, unit) (bps, b/s) The unit in which data rate is measured. For example, a modem's data rate is usually measured in kilobits per second. In 1996, the maximum modem speed for use on the PSTN was 33.6 kbps, rising to 56 kbps in 1997. Note that kilo- (k), mega- (M), etc. in data rates denote powers of 1000, not 1024.
- black operation — a covert and undocumented military operation
- bladder campion — a European caryophyllaceous plant, Silene vulgaris, having white flowers with an inflated calyx
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- blood corpuscle — one of the cells in the blood
- board of parole — an agency that determines which prisoners are to be released on parole
- boustrophedonic — of or relating to lines written in opposite directions
- brachiocephalic — of, relating to, or supplying the arm and head
- break-in period — a period during which certain restrictions or moderation in operating should be followed, as the avoidance of high speed, rapid acceleration, or severe braking for a new automobile.
- break-out group — a group of people who detach themselves from a larger group or meeting in order to hold separate discussions
- breakeven point — a point at which the total revenue and total cost are equal
- breaking plough — a plough with a long shallow mouldboard for turning virgin land or sod land
- brocken specter — an optical phenomenon sometimes occurring at high altitudes when the image of an observer placed between the sun and a cloud is projected on the cloud as a greatly magnified shadow.
- broken pediment — a pediment, as over a doorway or window, having its raking cornice interrupted at the crown or apex.
- bromoil process — a process for making an offset reproduction by first making a photographic print on paper with a silver bromide emulsion, wetting it, and then using it as a lithographic plate, the lighter parts of the emulsion tending to repel the oil base of the ink and the darker parts tending to hold it.
- brompheniramine — a substance, C 16 H 19 BrN 2 , used as an antihistamine in the management of various allergies, as hay fever.
- bronzing powder — the powder used in bronzing, consisting of alloys of bronze or brass
- brussels sprout — Brussels sprouts are vegetables that look like tiny cabbages.
- burden of proof — The burden of proof is the task of proving that you are correct, for example when you have accused someone of a crime.
- business person — Business people are people who work in business.
- cape gooseberry — a tropical American solanaceous plant, Physalis peruviana, naturalized in southern Africa, having yellow flowers and edible yellow berries
- compound number — a quantity expressed in two or more different but related units
- compressibility — the ability to be compressed
- compton-burnett — Dame Ivy. 1884–1969, English novelist. Her novels include Men and Wives (1931) and Mother and Son (1955)
- computer-phobia — a person who distrusts or is intimidated by computers.
- copper-bottomed — If you describe something as copper-bottomed, you believe that it is certain to be successful.
- corps de ballet — In ballet, the corps de ballet is the group of dancers who dance together, in contrast to the main dancers, who dance by themselves.
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