15-letter words containing d, i, s, u, a
- flavourdynamics — as in quantum flavour dynamics, a mathematical model used to describe the interaction of flavoured particles (weak force) through the exchange of intermediate vector bosons
- flood insurance — insurance covering loss or damage to property arising from a flood, flood tide, or the like.
- fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter.
- fluoridationist — One who supports the addition of fluoride to the public water supply.
- foundationalism — (epistemology) The doctrine that beliefs derive justification from certain basic beliefs.
- fully fashioned — (of stockings, knitwear, etc) shaped and seamed so as to fit closely
- fundamentalists — Plural form of fundamentalist.
- gaudier-brzeska — Henri (ɑ̃ri), original name Henri Gaudier. 1891–1915, French vorticist sculptor
- general studies — a school subject that includes a variety of skills and topics (such as comprehension, and current affairs, which may complement the study of A-levels in specific subjects)
- globus pallidus — anatomy: part of the brain
- griqualand east — a former district in S South Africa, SW of Natal.
- griqualand west — a former district in S South Africa, N of the Orange River and W of the Orange Free State: diamonds found 1867.
- groundbreakings — Plural form of groundbreaking.
- guardian angels — an angel believed to protect a particular person, as from danger or error.
- guidance system — The guidance system of a missile or rocket is the device which controls its course.
- guild socialism — a form of socialism developed in England in the 20th century, emphasizing decentralization of industry and services with control to be vested in autonomous guilds of workers.
- hamamelidaceous — belonging to the Hamamelidaceae, the witch hazel family of plants.
- hardship clause — a clause in a contract which covers unforeseen events that would make it more difficult for one party to complete the contract, and in which case offers alternative terms
- harun al-rashid — a.d. 764?–809, caliph of Baghdad 786–809: one of the greatest Abbasids, he was made almost a legendary hero in the Arabian Nights.
- harun ar-rashid — a.d. 764?-809; caliph of Baghdad (786-809): given popular fame as a hero of The Arabian Nights
- head-up display — an electronic display of data from instruments or other sources projected at eye level so that a driver or pilot sees it without looking away from the road or course. Abbreviation: HUD.
- horse latitudes — the latitudes near 30°N or 30°S at sea, characterized by baffling winds, calms, and high barometric pressure
- humidifications — Plural form of humidification.
- hydraulic press — a machine permitting a small force applied to a small piston to produce, through fluid pressure, a large force on a large piston.
- hyperfastidious — extremely or excessively fastidious
- hypersexualised — Simple past tense and past participle of hypersexualise.
- hypersexualized — Simple past tense and past participle of hypersexualize.
- immunoadsorbent — immunosorbent.
- immunodiagnosis — serodiagnosis.
- in your dreams! — You say `In your dreams!' when you think that what someone wants is never going to happen or be true.
- indisputability — The property of being indisputable.
- indistributable — of a nature that cannot be distributed
- individualising — Present participle of individualise.
- individualistic — a person who shows great independence or individuality in thought or action.
- individualities — Plural form of individuality.
- indubitableness — The quality of being indubitable.
- industrial arts — (used with a plural verb) the methods of using tools and machinery, as taught in secondary and technical schools.
- industrial park — an industrial complex, typically in a suburban or rural area and set in parklike surroundings with such facilities as parking lots, restaurants, and recreation areas.
- industrialising — Present participle of industrialise.
- industrializing — Present participle of industrialize.
- insubordinately — In an insubordinate manner.
- insubordination — the quality or condition of being insubordinate, or of being disobedient to authority; defiance: The employee was fired for insubordination.
- inunderstanding — (obsolete) Devoid of understanding.
- iridocapsulitis — inflammation of the iris and the capsule of the lens.
- island universe — an external galaxy.
- islands council — (in Scotland since 1975) any of the three divisions (Orkney, Shetland, and the Western Isles) into which the Scottish islands are divided for purposes of local government
- ivan sutherland — Ivan E. Sutherland is widely known for his pioneering contributions. His 1963 MIT PhD thesis, Sketchpad, opened the field of computer graphics. His 1966 work, with Sproull, on a head-mounted display anticipated today's virtual reality by 25 years. He co-founded Evans and Sutherland, which manufactures the most advanced computer image generators now in use. As head of Computer Science Department of Caltech he helped make integrated circuit design an acceptable field of academic study. Dr. Sutherland is on the boards of several small companies and is a member of the National Academy of Engineering and the National Academy of Sciences, the ACM and IEEE. He received the ACM's Turing Award in 1988. He is now Vice President and Fellow of Sun Microsystems Laboratories in Mountain View, CA, USA.
- jubilate-sunday — Also called Jubilate Sunday. the third Sunday after Easter: so called from the first word of the 65th Psalm in the Vulgate, which is used as the introit.
- judeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- jupiter's-beard — red valerian.