15-letter words containing a, b, e, t, r
- lithium battery — A lithium battery is a type of battery used for low-power, high-reliability, long-life applications, such as clocks, cameras and calculators.
- low earth orbit — (communications) (LEO) The kind of orbit used by communications satellites that will offer high bandwidth for video on demand, television, and Internet communications. A satellite in LEO, in contrast to one in a geostationary orbit, is not in a fixed position relative to the Earth's surface so several satellites are required to provide continuous service.
- lumbar puncture — Medicine/Medical. puncture into the arachnoid membrane of the spinal cord, in the lumbar region, and withdrawal of spinal fluid, performed for diagnosis of the fluid, injection of dye for imaging, or administration of anesthesia or medication.
- maneuverability — a planned and regulated movement or evolution of troops, warships, etc.
- manoeuvrability — The quality of being manoeuvrable.
- marriageability — The condition of being marriageable.
- matrix bar code — a type of 2D bar code that stores data in a matrix of geometrically shaped dark and light cells that represent bits. See also QR code.
- medieval breton — the Breton language of the Middle Ages, usually dated from the 12th to the mid-17th centuries.
- member of staff — an employee of a particular organization
- merchant banker — A merchant banker is someone who works for a merchant bank.
- merchantability — The state of being merchantable.
- metacinnabarite — the black solid form of mercuric sulphide
- moderate breeze — a wind of 13–18 miles per hour (5.8–8 m/sec).
- morale-boosting — A morale-boosting action or event makes people feel more confident and cheerful.
- morbidity table — A morbidity table is a statistical table that shows the proportion of people that are expected to become sick or injured at each age.
- moreton bay ash — an Australian eucalyptus tree, E. tessellaris, having drooping branches and grey bark
- moreton bay bug — a flattish edible shellfish, Thenus orientalis, of Northern Australian waters
- moreton bay fig — a large Australian fig tree, Ficus macrophylla, having glossy leaves and smooth bark
- mortality table — an actuarial table showing the percentage of persons who die at any given age, compiled from statistics on selected population groups or on former policyholders.
- mortgage broker — agent who matches house buyer with mortgage lender
- most honourable — a courtesy title applied to marquesses and members of the Privy Council and the Order of the Bath
- mountain beaver — a burrowing rodent, Aplodontia rufa, of W North America: family Aplodontidae
- neck sweetbread — sweetbread (def 2).
- negative number — a number that is less than 0
- neighbor states — the states or countries next to another state or country
- nitric bacteria — bacteria that convert nitrites to nitrates in the soil
- non-rectifiable — able to be rectified.
- non-traversable — to pass or move over, along, or through.
- nonattributable — not capable of being attributed to a particular source or cause
- nonbureaucratic — of, relating to, or characteristic of a bureaucrat or a bureaucracy; arbitrary and routine.
- noncontrollable — not able to be controlled
- nontransferable — Not transferable; not able to be transferred.
- north bay shore — a city on S Long Island, in SE New York.
- obedience trial — a competitive event at which a dog can progress toward a degree in obedience by demonstrating its ability to follow a prescribed series of commands.
- observation car — a railroad passenger car having a lounge or platform from which the scenery can be viewed.
- observationally — of, relating to, or founded on observation, especially founded on observation rather than experiment.
- obstacle course — a military training area having obstacles, as hurdles, ditches, and walls, that must be surmounted or crossed in succession.
- obtuse triangle — a triangle with one obtuse angle.
- octanitrocubane — (organic compound) A high explosive derived from cubane.
- oldenbarneveldt — Johan van. 1547–1619, Dutch statesman, regarded as a founder of Dutch independence; the leading figure (from 1586) in the United Provinces of the Netherlands: executed by Maurice of Nassau
- operating table — table on which surgery is performed
- order of battle — the organization or hierarchy of military forces in preparation for a battle.
- orthopaedic bed — a specially firm bed designed to help correct or ameliorate the discomfort of disorders of the spine and joints
- outer barrister — a barrister belonging to the outer bar.
- parachute brake — a parachute opened horizontally from the tail of an airplane upon landing, used as an aid in braking. Also called parabrake. Compare drogue parachute (def 2).
- parti québécois — (in Canada) a political party in Quebec, formed in 1968 and originally advocating the separation of Quebec from the rest of the country
- pattern bombing — aerial bombing in which bombs are dropped on a target in a predetermined pattern.
- paurometabolous — designating or of a group of insect orders, as orthopterans or hemipterans, in which metamorphosis to the adult state from the juvenile state is gradual and without any sudden, radical change of body form
- photodegradable — (of a substance) capable of being broken down by light.
- picture library — A picture library is a collection of photographs that is held by a particular company or organization. Newspapers or publishers can pay to use the photographs in their publications.