18-letter words containing h, e, a, d, l, y
- acadian flycatcher — a small, greenish tyrant flycatcher (Empidonax virescens) found in deciduous forests of E North America
- according to hoyle — according to the rules and regulations; in the prescribed, fair, or correct way
- adenosylmethionine — (biochemistry) An adenosyl derivative of methionine that is a common co-substrate involved in transmethylation.
- alumina trihydrate — a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
- aluminum hydroxide — a white powder, Al(OH)3, obtained from bauxite and used to make glass, paper, etc. and in antacids
- applied psychology — psychology that is put to practical use
- bach flower remedy — an alternative medicine consisting of a distillation from various flowers, designed to counteract negative states of mind and restore emotional balance
- bhumibol adulyadej — (Phumiphon Aduldet; Bhumibol Adulyadej) born 1927, king of Thailand since 1946.
- climbing hydrangea — a woody vine, Hydrangea anomala, of eastern Asia, having shiny, egg-shaped leaves and flat-topped white flower clusters, and climbing by aerial rootlets.
- crested flycatcher — any of various tyrant flycatchers (esp. genus Myiarchus) with a prominent crest
- daisywheel printer — (printer) A kind of impact printer where the characters are arranged on the ends of the spokes of a wheel (resembling the petals on a daisy). The wheel (usually made of plastic) is rotated to select the character to print and then an electrically operated hammer mechanism bends the selected spoke forward slightly, sandwiching an ink ribbon between the character and the paper, as in a typewriter. One advantage of this arrangement over that of a typewriter is that different wheels may be inserted to produce different typefaces.
- death by chocolate — a very rich type of chocolate dessert or cake
- death-valley curve — a curve on a graph showing how the capital of a new company plotted against time declines sharply as the venture capital is used up before income reaches predicted levels
- decachlorobiphenyl — (organic compound) The fully chlorinated polychlorinated biphenyl containing ten chlorine atoms.
- digital technology — the branch of scientific or engineering knowledge that deals with the creation and practical use of digital or computerized devices, methods, systems, etc.: advances in digital technology.
- dihydrotachysterol — a white, crystalline, water-insoluble sterol, C 28 H 46 O, derived from ergosterol: used chiefly in the treatment of hypoparathyroidism.
- dimethyltryptamine — a hallucinogenic drug, C 12 H 16 N 2 , with an action of short duration. Abbreviation: DMT.
- diphosphoglycerate — an ester of phosphoric acid and glyceric acid that occurs in the blood and that promotes the release of hemoglobin-bound oxygen.
- dry-powder inhaler — A dry-powder inhaler is a device that delivers medication to the lungs in the form of a dry powder.
- epicycloidal wheel — one of the planetary gears of an epicyclic train
- fly off the handle — a part of a thing made specifically to be grasped or held by the hand.
- handyman's special — fixer-upper.
- hardy-weinberg law — a principle stating that in an infinitely large, randomly mating population in which selection, migration, and mutation do not occur, the frequencies of alleles and genotypes do not change from generation to generation.
- head disk assembly — (hardware, storage) (HDA) A sealed, high capacity mainframe hard disk with integral heads, as opposed to a removable disk.
- heavy middleweight — a professional wrestler weighing 177–187 pounds (81–85 kg)
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- 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
- hydroflumethiazide — A diuretic drug.
- hydroxynaphthalene — naphthol.
- hyperaldosteronism — aldosteronism.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- industrial hygiene — the science that assesses, controls, and prevents occupational factors or sources of stress in the workplace that may significantly affect the health and well-being of employees or of the community in general
- lay at the door of — to blame (a person) for
- lay one's hands on — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- lipopolysaccharide — any of a class of polysaccharides to which lipids are attached.
- methylated spirits — ethyl alcohol denatured with methyl alcohol for the purpose of preventing its use as an alcoholic beverage.
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- mucopolysaccharide — (formerly) glycosaminoglycan.
- oak-leaf hydrangea — a shrub, Hydrangea quercifolia, of the southeastern U.S., having lobed leaves and pyramidal clusters of white flowers.
- pennsylvania dutch — the descendants of 17th- and 18th-century settlers in Pennsylvania from southwest Germany and Switzerland.
- phenylacetaldehyde — a colorless, oily, water-insoluble liquid, C 3 H 1 4 O, having a hyacinthlike odor: used chiefly in perfumery.
- phosphatidylserine — any of a class of phospholipids occurring in biological membranes and fats
- phthalic anhydride — a white, crystalline, slightly water-soluble solid, C 8 H 4 O 3 , used chiefly in the manufacture of dyes, alkyd resins, and plasticizers.
- physical education — systematic instruction in sports, exercises, and hygiene given as part of a school or college program.
- play the race card — to introduce the subject of race into a public discussion, esp to gain a strategic advantage
- positively charged — having a positive charge
- pyromucic aldehyde — furfural.
- random walk theory — the theory that the future movement of share prices does not reflect past movements and therefore will not follow a discernible pattern
- rear its ugly head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
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