18-letter words containing d, y, o
- fatty degeneration — deterioration of the cells of the body, accompanied by the formation of fat globules within the diseased cells.
- feast of orthodoxy — a solemn festival held on the first Sunday of Lent (Orthodoxy Sunday) commemorating the restoration of the use of icons in the church (a.d. 842) and the triumph over all heresies.
- first duke of york — a member of the royal house of England that ruled from 1461 to 1485.
- fluorodeoxyglucose — (carbohydrate) A fluorine analog of glucose that is used in positron emission tomography.
- fly off the handle — a part of a thing made specifically to be grasped or held by the hand.
- fragile x syndrome — a widespread form of mental retardation caused by a faulty gene on the X chromosome.
- fragile-x syndrome — an inherited condition characterized by learning disability: affected individuals have an X-chromosome that is easily damaged under certain conditions
- gastroduodenostomy — See under gastroenterostomy.
- geodetic surveying — the surveying of the earth's surface, making allowance for its curvature and giving an accurate framework for smaller-scale surveys
- get one's end away — to have sexual intercourse
- go down in history — If someone or something goes down in history, people in the future remember them because of particular actions that they have done or because of particular events that have happened.
- golden opportunity — perfect chance
- grand canyon state — Arizona (used as a nickname).
- green-eyed monster — jealousy: Othello fell under the sway of the green-eyed monster.
- growing degree-day — a degree-day above 41°F (5°C), used in relation to plant growth.
- happy as a sandboy — very happy; high-spirited
- haud your wheesht! — be silent! hush!
- heteroscedasticity — (statistics) The property of a series of random variables of 'not' every variable having the same finite variance.
- heteroskedasticity — Alternative spelling of heteroscedasticity.
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- hidalgo y costilla — Miguel [mee-gel] /miˈgɛl/ (Show IPA), 1753–1811, Mexican priest, patriot, and revolutionist.
- hideyoshi toyotomi — 1536–98, Japanese military dictator (1582–98). He unified all Japan (1590)
- honorable ordinary — any of the ordinaries believed to be among those that are oldest or that were the source of the other ordinaries, as the chief, pale, fess, bend, chevron, cross, and saltire.
- hot-water cylinder — a vertical cylindrical tank for storing hot water, esp an insulated one made of copper used in a domestic hot-water system
- hydrocinnamic acid — a white crystalline compound, C 9 H 10 O 2 , with a floral odor, used in perfumes and flavoring.
- hydroflumethiazide — A diuretic drug.
- hydrofluorocarbons — Plural form of hydrofluorocarbon.
- hydrogen electrode — a standard reference electrode with a potential of zero, used in pH measurements, consisting of a platinum-black surface covered with hydrogen bubbles.
- hydroxyacetic acid — glycolic acid.
- hydroxychloroquine — a colorless crystalline solid, C 18 H 26 ClN 3 O, used in the treatment of malaria, lupus erythematosus, and rheumatoid arthritis.
- hydroxynaphthalene — naphthol.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- hyperaldosteronism — aldosteronism.
- hypermodern school — a style of chess characterized by control of the centre from the flanks
- hypodermic syringe — a small glass piston or barrel syringe having a detachable, hollow needle for use in injecting solutions subcutaneously.
- hypoparathyroidism — Diminished concentration of parathyroid hormone in the blood, which causes deficiencies of calcium and phosphorus compounds in the blood and results in muscular spasms.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- hyposulfurous acid — an acid, H 2 S 2 O 4 , next in a series below sulfurous acid, known only in solution or in the form of its salts.
- idylls of the king — a series of poems by Tennyson, based on Arthurian legend.
- in your mind's eye — If you see something in your mind's eye, you imagine it and have a clear picture of it in your mind.
- indolebutyric acid — a white or yellowish, crystalline, water-insoluble powder, C 12 H 13 O 2 N, a plant hormone similar to indoleacetic acid and used for the same purposes.
- induction ceremony — a ceremony held to mark a person's formal introduction or entry into an office, position, group, etc
- informatory double — a double intended to inform one's partner that one has a strong hand and to urge a bid regardless of the strength of his or her hand.
- infrared astronomy — the study of infrared radiation emitted by celestial objects.
- jerusalem syndrome — a delusive condition affecting some visitors to Jerusalem in which the sufferer identifies with a major figure from his or her religious background
- jump discontinuity — a discontinuity of a function at a point where the function has finite, but unequal, limits as the independent variable approaches the point from the left and from the right. Compare jump (def 52).
- keyword in context — (algorithm, information science) (KWIC) A document search method that creates indexes of document text or titles. Each keyword is stored in the resulting index along with some surrounding text, usually the word or phrase that precedes or follows the keyword in the text or title.
- known lazy bastard — (abuse) (KLB) A term, used among technical support staff, for a user who repeatedly asks for help with problems whose solutions are clearly explained in the documentation, and persists in doing so after having been told to RTFM. KLBs are singled out for special treatment (i.e. ridicule), especially if they have been heard to say "It's so boring to read the manual! Why don't you just tell me?". The deepest pit in Hell is reserved for KLBs whose questions reveal total ignorance of the basic concepts (e.g., "How do I make a font in Excel?", "Where do I turn on my RAM?"), and who refuse to accept that their questions are neither simple nor well-formed.
- lay at the door of — to blame (a person) for
- lay down your arms — If soldiers lay down their arms, they stop fighting and give up their weapons.