19-letter words containing h, a, l, e, y, s
- pyorrhea alveolaris — a chronic periodontitis of the gums and tooth sockets, characterized by the formation of pus and, usually, by loosening of the teeth
- pyorrhea-alveolaris — Pathology. a discharge of pus.
- rayleigh scattering — the scattering of light by particles that are very small in relation to the wavelength of the light, and in which the intensity of the scattered light varies inversely with the fourth power of the wavelength.
- refreshable display — braille display
- research laboratory — place for scientific experimentation
- salvage archaeology — the collection of archaeological data and materials from a site in danger of imminent destruction, as from new construction or flooding.
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- sleepy hollow chair — an armchair of the mid-19th century, sometimes on rockers, having a single piece forming a high upholstered back and a concave upholstered seat.
- solid-state physics — the branch of physics that deals with the macroscopic physical properties of matter, especially solids; the study of the electromagnetic, structural, and thermodynamic properties of solids.
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- take sth personally — If you take someone's remarks personally, you are upset because you think that they are criticizing you in particular.
- tetramethyldiarsine — an oily slightly water-soluble poisonous liquid with garlic-like odour. Its derivatives are used as accelerators for rubber
- the london assembly — the devolved legislature of London, based in City Hall, Southwark
- theoretical physics — abstract use of physics
- ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
- university hospital — a hospital that is affiliated with a university. University hospitals provide clinical education and training to future and current doctors, nurses, and other health professionals, in addition to delivering medical care to patients
- valley of the kings — a valley on the west bank of the Nile near the site of Thebes: the necropolis of many of the kings and queens of the 18th and 19th dynasties of ancient Egypt, c1350–c1200 b.c.
- welsh mountain pony — a small sturdy but graceful breed of pony used mostly for riding, originally from Wales
- wesleyan methodists — a branch of the Methodist Church in its original form
- wireless telegraphy — Now Rare. radiotelegraphy.
- withdrawal syndrome — a spectrum of physical and behavioral symptoms following cessation from the continuous use of an addictive drug, the character and severity of the symptoms depending upon the particular drug and the daily dose.
- yellowtail kingfish — a large carangid game fish, Seriola grandis, of S Australian waters