19-letter words containing e, b, o, a

line-of-battle ship — ship of the line.
load-bearing printf — (programming, humour) The kind of bug present in a program which works correctly when producing debug output but fails when the debugging is turned off. The expression combines load-bearing wall and printf as used in debugging by printf.
lobster-tail helmet — a burgonet fitted with a long, articulated tail of lames for protecting the nape of the neck, worn by cavalry in the 17th century.
logical unit number — (storage) (LUN) A 3-bit identifier used on a SCSI bus to distinguish between up to eight devices (logical units) with the same SCSI ID.
lord baltimore cake — a yellow layer cake, using only the yolks of eggs and having a fruit-nut filling consisting of pecans, almonds, maraschino cherries, and macaroon crumbs.
magnesium carbonate — a white powder, MgCO 3 , insoluble in water and alcohol, soluble in acids, used in dentifrices and cosmetics, in medicine as an antacid, and as a refractory material.
make no bones about — Anatomy, Zoology. one of the structures composing the skeleton of a vertebrate. the hard connective tissue forming the substance of the skeleton of most vertebrates, composed of a collagen-rich organic matrix impregnated with calcium, phosphate, and other minerals.
make the best of it — cope
malleable cast iron — white cast iron that has been malleablized.
mary mcleod bethune — Mary McLeod [muh-kloud] /məˈklaʊd/ (Show IPA), 1875–1955, U.S. educator and civil-rights leader.
megabits per second — (unit) (Mbps, Mb/s) Millions of bits per second. A unit of data rate. 1 Mb/s = 1,000,000 bits per second (not 1,048,576). E.g. Ethernet can carry 10 Mbps.
mercurial barometer — mercury barometer.
molecular biologist — a specialist in the study of biological phenomena at the molecular level
mordvinian republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Saransk. Pop: 888 700 (2002). Area: 26 200 sq km (10 110 sq miles)
negation by failure — An extralogical feature of Prolog and other logic programming languages in which failure of unification is treated as establishing the negation of a relation. For example, if Ronald Reagan is not in our database and we asked if he was an American, Prolog would answer "no".
neighbourhood watch — a scheme under which members of a community agree together to take responsibility for keeping an eye on each other's property, as a way of preventing crime
nominative absolute — a construction consisting in English of a noun, noun phrase, or pronoun in the nominative case followed by a predicate lacking a finite verb, used as a loose modifier of the whole sentence, as the play done in The play done, the audience left the theater.
non-distinguishable — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
non-transferability — to convey or remove from one place, person, etc., to another: He transferred the package from one hand to the other.
objectfuscated code — (humour, programming) Object-oriented code which has been abstracted to so many levels that no-one can understand it anymore. A play on obfuscated code.
observation balloon — a balloon that is used for gathering information and reconnaissance purposes and spotting aircraft
obsolescence clause — a clause in an insurance policy that takes account of the obsolescence of the item insured in order to lower the amount to be paid out in the event of a claim
office-block ballot — a ballot on which the candidates are listed alphabetically, with or without their party designations, in columns under the office for which they were nominated.
okeechobee waterway — a waterway in S Florida from the Atlantic Ocean to the Gulf of Mexico. 155 miles (244 km) long.
olive-backed thrush — Swainson's thrush.
on someone's behalf — in / on behalf of, as a representative of or a proxy for: On behalf of my colleagues, I address you tonight.
on the baker's list — in good health
on-the-job training — apprenticeship, learning by doing
once in a blue moon — very rarely; almost never
optical 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)
out at (the) elbows — shabby; poverty-stricken
over sb's dead body — You can say over my dead body to emphasize that you feel very strongly that something should not happen, and that you will do everything you can to prevent it.
own flesh and blood — If you say that someone is your own flesh and blood, you are emphasizing that they are a member of your family.
oxyacetylene burner — a blowpipe for cutting or welding metals at high temperatures
palaeoethnobotanist — someone who studies fossil seeds and grains to further archaeological knowledge, esp of the domestication of cereals
palomar observatory — an astronomical observatory situated on Palomar Mountain in S California, having a 200-inch (508-cm) reflecting telescope and a 48-inch (122-cm) Schmidt telescope.
pancreatic fibrosis — cystic fibrosis.
paradichlorobenzene — 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.
patrol torpedo boat — PT boat.
perfoliate bellwort — a slender plant, Uvularia perfoliata, of the lily family, of eastern North America, having pale yellow, bell-shaped flowers.
personal belongings — possessions; things that belong to someone
phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
phthalocyanine blue — a pigment used in painting, derived from copper phthalocyanine and characterized chiefly by its brilliant, dark-blue color and by permanence.
pointe-aux-trembles — a city in S Quebec, in E Canada, N of Montreal, on the St. Lawrence.
potassium bisulfate — a colorless, crystalline, water-soluble solid, KHSO 4 , used chiefly in the conversion of tartrates to bitartrates.
potassium carbonate — a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.
predicate objective — objective complement.
protease inhibitors — 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.
provably unsolvable — The set or property of problems for which no algorithm at all exists. E.g. the Halting Problem. See also provably difficult.
pseudo-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.

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