20-letter words containing a, b, i, d, e, r
- diabetic retinopathy — a disorder of the blood vessels of the retina occurring as a complication of poorly controlled diabetes mellitus and often leading to blindness.
- diamondback terrapin — any edible North American terrapin of the genus Malaclemys, esp M. terrapin, occurring in brackish and tidal waters and having diamond-shaped markings on the shell: family Emydidae
- disability insurance — insurance providing income to a policyholder who is disabled and cannot work.
- distributed database — A collection of several different databases that looks like a single database to the user. An example is the Internet Domain Name System (DNS).
- distributed practice — learning with reasonably long intervals between separate occasions of learning
- distribution channel — trade: retailer
- distributive lattice — (theory) A lattice for which the least upper bound (lub) and greatest lower bound (glb) operators distribute over one another so that a lub (b glb c) == (a lub c) glb (a lub b) and vice versa. ("lub" and "glb" are written in LateX as \sqcup and \sqcap).
- double fertilization — the fertilization process characteristic of flowering plants, in which one sperm cell of a pollen grain fertilizes an egg cell while a second fuses with two polar nuclei to produce a triploid body that gives rise to the endosperm.
- double-trailer truck — tandem trailer (def 1).
- drive a hard bargain — be tough negotiator
- duck-billed dinosaur — hadrosaur.
- electoral boundaries — the way that a country or area is divided for the purposes of voting in an election
- endorsement in blank — an endorsement on a bill of exchange, cheque, etc, naming no payee and thus making the endorsed sum payable to the bearer
- every bit as good as — You say that one thing is every bit as good, interesting, or important as another to emphasize that the first thing is just as good, interesting, or important as the second.
- for sb's delectation — If you do something for someone's delectation, you do it to give them enjoyment or pleasure.
- forbidden transition — an electronic transition in an atom, molecule, etc, that is not permitted by electric dipole selection rules
- frederick barbarossa — ("Frederick Barbarossa") 1123?–90, king of Germany 1152–90; king of Italy 1152–90: emperor of the Holy Roman Empire 1152–90.
- give a wide berth to — to keep clear of; avoid
- grievous bodily harm — law: serious injury
- hildegard von bingen — Hildegard von (Hildegard of Bingen"Sibyl of the Rhine") 1098–1178, German nun, healer, writer, and composer.
- hindu-arabic numeral — Arabic numeral.
- in bad circumstances — (of a person) in a bad financial situation
- independent variable — Mathematics. a variable in a functional relation whose value determines the value or values of other variables, as x in the relation y = 3 x 2 . Compare dependent variable (def 1).
- indian cucumber root — a North American plant, Medeola virginiana, of the lily family, having whorled leaves, nodding, greenish-yellow flowers, and an edible root.
- information builders — Distributors of LEVEL5 OBJECT. Telephone +1 800 969 INFO.
- isosorbide dinitrate — a coronary vasodilator, C 6 H 8 N 2 O 8 , used in the prophylaxis and treatment of angina.
- keyboard video mouse — (hardware) (KVM) Used to describe a "KVM switch" that allows one keyboard, one video display and one mouse to be switched between two or more computers.
- labour-saving device — a machine, gadget, etc, that reduces (human) effort, hard work or labour
- live and breathe sth — be passionately interested in sth
- magdeburg hemisphere — one of a pair of hemispherical cups from which air can be evacuated when they are placed together: used to demonstrate the force of air pressure.
- meta-dichlorobenzene — a colorless liquid, C 6 H 4 Cl 2 , soluble in alcohol and ether: used as a fumigant and insecticide.
- microwave background — a background of microwave electromagnetic radiation with a black-body spectrum discovered in 1965, understood to be the thermal remnant of the big bang with which the universe began
- neighbourhood warden — a person employed by a local authority to patrol residential areas and deal with antisocial behaviour
- new siberian islands — an archipelago in the Arctic Ocean, off the N mainland of Russia, in the Sakha Republic. Area: about 37 555 sq km (14 500 sq miles)
- on the drawing board — in the planning stage
- operational database — (database) A database containing up-to-date, modifiable data, in contrast to a decision support database.
- order bill of lading — a bill of lading that is issued to the order of a shipper or consignee for delivery of the goods and that can be transferred by endorsement to third parties.
- para-dichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
- pentobarbital sodium — a barbiturate drug used in medicine as a sedative and hypnotic. Formula: C11H17N2O3Na
- periodontal membrane — the collagenous, fibrous connective tissue between the cementum of the tooth and the alveolus.
- physical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- prohibited substance — a substance, such as a drug, etc, that is banned or forbidden by law or other authority
- red-winged blackbird — a North American blackbird, Agelaius phoeniceus, the male of which is black with scarlet patches, usually bordered with buff or yellow, on the bend of the wing.
- reductio ad absurdum — a reduction to an absurdity; the refutation of a proposition by demonstrating the inevitably absurd conclusion to which it would logically lead.
- republic of maldives — a republic occupying an archipelago of 1087 coral islands in the Indian Ocean, southwest of Sri Lanka: came under British protection in 1887; became independent in 1965 and a republic in 1968; member of the Commonwealth (1982–2016). The economy and infrastructure were severely damaged in the Indian Ocean tsunami of December 2004. Official language: Divehi. Official religion: (Sunni) Muslim. Currency: rufiyaa. Capital: Malé. Pop: 393 988 (2013 est). Area: 298 sq km (115 sq miles)
- short back and sides — If a man has a short back and sides, his hair is cut very short at the back and sides with slightly thicker, longer hair on the top of the head.
- spotted crane's-bill — the American wild geranium, Geranium maculatum.
- switchboard operator — a person who operates an installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled
- television broadcast — sth shown on tv
- tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.