16-letter words containing a, d, i, s, o
- auditory vesicle — the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.
- background music — music of any kind that is played while some other activity is going on, so that people do not actively attend to it
- background noise — any type of noise that is not the sound that you are specifically listening to or monitoring
- bahasa indonesia — the official language of Indonesia: developed from the form of Malay formerly widely used as a trade language in SE Asia
- baron tweedsmuir — the title of Scottish novelist John Buchan
- barrier of ideas — the representations of objects which certain accounts of perception interpose between the objects themselves and our awareness of them, so that, as critics argue, we can never know whether there is in reality anything which resembles our perceptions
- bartholomeu dias — Bartholomeu [bahr-too-loo-me-oo] /ˌbɑr tʊ lʊˈmɛ ʊ/ (Show IPA), c1450–1500, Portuguese navigator: discoverer of the Cape of Good Hope.
- basic dichromate — an orange-red, amorphous, water-insoluble powder, Bi 2 O 3 ⋅2CrO 3 , used chiefly as a pigment in paints.
- bastard pointing — an imitation of tuck pointing, having a fillet made from the mortar of the joint.
- belgian sheepdog — any of a Belgian breed of large herding dog with a black coat, sometimes used as a guide dog
- bells of ireland — an annual garden plant, Moluccella laevis, whose flowers have a green cup-shaped calyx: family Lamiaceae (labiates)
- bihar and orissa — a former province of NE India: now divided into the states of Bihar and Odisha (formerly Orissa).
- bipolar disorder — Bipolar disorder is a mental illness in which a person's state of mind changes between extreme happiness and extreme depression.
- bird of paradise — A bird of paradise is a songbird which is found mainly in New Guinea. The male birds have very brightly coloured feathers.
- bird-of-paradise — Also called bird-of-paradise flower. any of several plants of the genus Strelitzia, native to southern Africa, especially S. reginae, having a large, showy orange and blue inflorescence.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- boarding kennels — a place where dog owners can pay to have their dogs looked after while they are away
- bordelaise sauce — a dark sauce made from meat stock, flour, wine, onions, seasonings, etc., served over broiled meat
- bornholm disease — an epidemic virus infection characterized by pain round the base of the chest
- borosilicic acid — any of several hypothetical acids that form borosilicates.
- boundary dispute — dispute between neighbours about the boundary between their properties
- british honduras — Belize
- brood parasitism — a type of parasitism in which a bird (brood parasite), as a cowbird or European cuckoo, lays and abandons its eggs in the nest of another species
- busman's holiday — If you have a holiday, but spend it doing something similar to your usual work, you can refer to it as a busman's holiday.
- canadian soldier — the mayfly.
- carbon bisulfide — carbon disulfide
- carbon disulfide — a heavy, volatile, colorless liquid, CS2, highly flammable and poisonous, used as a solvent, insecticide, etc.
- carboxypeptidase — any of several digestive enzymes that catalyze the removal of an amino acid from the end of a peptide chain having a free carbonyl group.
- cardiac neurosis — an anxiety reaction characterized by quick fatigue, shortness of breath, rapid heartbeat, dizziness, and other cardiac symptoms, but not caused by disease of the heart.
- caroline islands — an archipelago of over 500 islands and islets in the W Pacific Ocean east of the Philippines, all of which are now part of the Federated States of Micronesia, except for the Palau group: formerly part of the US Trust Territory of the Pacific Islands; centre of a typhoon zone. Area: (land) 1183 sq km (457 sq miles)
- carrot and stick — If an organization has a carrot and stick approach or policy, they offer people things in order to persuade them to do something and punish them if they refuse to do it.
- cash on delivery — If you pay for goods cash on delivery, you pay for them in cash when they are delivered. The abbreviation C.O.D. is also used.
- cassini division — the gap or dark region between the two main outer rings of Saturn: it has a width of about 4,700 km (2,920 mi)
- casting director — the person in charge of choosing of actors for a production
- chichagof island — an island of Alaska, in the Alexander Archipelago. Area: 5439 sq km (2100 sq miles)
- chipped potatoes — chips
- chondrodysplasia — (medicine) A genetic disorder characterized by short-limbed dwarfism.
- cisaconitic acid — a stereoisomer of 1-propene-1,2,3 tricarboxylic acid, C 6 H 6 O 6 , an important intermediate in the Krebs cycle.
- cloak-and-suiter — a manufacturer or seller of clothing.
- cloistered vault — a vault having the form of a number of intersecting coves.
- closed-captioned — (of a video recording) having subtitles which appear on screen only if the cassette is played through a special decoder
- coadministration — Joint administration.
- collagen disease — any of a group of diseases, as systemic lupus erythematosus, polyarteritis, scleroderma, and rheumatoid arthritis, involving inflammation or degeneration of connective tissue and accompanied by deposition of fibrinous material.
- colorado springs — a city and resort in central Colorado. Pop: 370 448 (2003 est)
- communion sunday — any Sunday on which communion is administered.
- concession stand — a stall where food, drinks, or other items are sold at a theatre or other venue
- conditional sale — a sale in which the title of a property remains with the seller until some condition is met, as the payment of the full purchase price.
- confederationism — The advocacy of confederation as a means of government.
- confederationist — A supporter of confederation.
- confidentialness — The state or quality of being confidential.