21-letter words containing d, i, s, h, o, n

northumberland strait — the part of the Gulf of St. Lawrence that separates Prince Edward Island from New Brunswick and Nova Scotia, in SE Canada. About 200 miles (320 km) long; 9–30 miles (15–48 km) wide.
old spanish practices — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
pathfinder prospectus — a prospectus regarding the flotation of a new company that contains only sufficient details to test the market reaction
phenarsazine chloride — adamsite.
pincushion distortion — a distortion produced by a lens in which the magnification increases toward the edge of the field.
ploughman's spikenard — a European plant, Inula conyza, with tubular yellowish flower heads surrounded by purple bracts: family Asteraceae (composites)
purple-fringed orchis — either of two North American orchids (Habenaria psycodes and H. fimbriata) with purple-fringed flowers
rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
reading comprehension — a text that students use to help them improve their reading skills, by reading it and answering questions relating to the text. Sometimes used as a test or examination of reading skills. A reading comprehension can be in the student's own or another language
ring-around-the-rosey — a children's game in which the players sing while going around in a circle and squat when the lyrics “all fall down” are sung.
rutherford scattering — the scattering of an alpha particle through a large angle with respect to the original direction of motion of the particle, caused by an atom (Rutherford atom) with most of the mass and all of the positive electric charge concentrated at a center or nucleus.
s-k reduction machine — An abstract machine defined by Professor David Turner to evaluate combinator expressions represented as binary graphs. Named after the two basic combinators, S and K.
safe in the knowledge — If you do something safe in the knowledge that something else is the case, you do the first thing confidently because you are sure of the second thing.
schema definition set — (SDS) Something in Portable Common Tool Environment.
school superintendent — an official whose job is to oversee school administration within a district
set the world on fire — the earth or globe, considered as a planet.
shams ud-din mohammed — (Shams ud-din Mohammed) c1320–89? Persian poet.
sheppard's correction — a method of correcting the bias in standard deviations and higher moments of distributions that arises from grouping values of the variable.
silicon tetrachloride — a colorless, fuming liquid, SiCl 4 , used chiefly for making smoke screens and various derivatives of silicon.
snappy video snapshot — (hardware) (registered trademark) A frame grabber for the IBM PC designed and marketed by Play, Inc..
snr bandwidth product — (communications) The integral of the SNR over frequency. The SNR bandwidth product is an important limit in the capacity of a communication channel.
sovereign wealth fund — an investment fund created using the financial assets of a national government
spherical coordinates — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
synchronized shifting — gear shifting in which the gears to be meshed are made to rotate at the same speed.
synchronized swimming — a sport growing out of water ballet in which swimmers, in solo, duet, and team efforts, complete various required figures by performing motions in relatively stationary positions, along with a freestyle competition, with the contestants synchronizing movements to music and being judged for body position, control, and the degree of difficulty of the moves.
synchrotron radiation — electromagnetic radiation emitted by charged particles as they pass through magnetic fields.
the antipodes islands — a group of small uninhabited islands in the South Pacific, southeast of and belonging to New Zealand. Area: 62 sq km (24 sq miles)
the oldest profession — prostitution
the student community — the body of students in further and higher education, considered as a whole
thermal decomposition — Thermal decomposition is the process in which a chemical species breaks down when its temperature is increased.
think outside the box — to think in a different, innovative, or original manner, esp with regard to business practices, products, systems, etc
to be mixed up in sth — if you are mixed up in something, usually something bad, you are involved in it
to blow sth wide open — to expose something
to dig one's heels in — If you dig your heels in or dig in your heels, you refuse to do something such as change your opinions or plans, especially when someone is trying very hard to make you do so.
to hit the bookstands — (of a book) to be published
to put the wind up sb — If something or someone puts the wind up you, they frighten or worry you.
washington's birthday — February 22, formerly observed as a legal holiday in most states of the U.S. in honor of the birth of George Washington.
white-crowned sparrow — a North American sparrow, Zonotrichia leucophrys, having black and white stripes on the head.
wholesale price index — an indicator of price changes in the wholesale market
with one's bare hands — If someone does something with their bare hands, they do it without using any weapons or tools.

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