17-letter words containing h, i, n, d, t
- northern rhodesia — former name of Zambia.
- northern studfish — See under studfish.
- not the full quid — mentally subnormal
- old south arabian — a group of four closely related Semitic languages, having a writing system and used from about the eighth to the fifth centuries b.c. in the southern part of Arabia.
- old spanish trail — an overland route from Santa Fe, N. Mex., to Los Angeles, Calif., first marked out in 1776 by Spanish explorers and missionaries.
- on condition that — a particular mode of being of a person or thing; existing state; situation with respect to circumstances.
- on the debit side — the debit side of a situation is the aspect of it which is less positive, pleasant, or useful than its other aspects
- on the foundation — an endowment or legacy for the perpetual support of an institution such as a school or hospital
- on the heavy side — tending to be too heavy
- orthovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts. Formula: H3VO4
- out of the window — dispensed with; disregarded
- overhead lighting — lighting which throws light downwards by being situated on the ceiling or having a downward shade, etc
- pan and tilt head — a mounting device on which a camera may be rotated in a horizontal plane (pan) or in a vertical plane (tilt)
- parathyroid gland — any of several small oval glands usually lying near or embedded in the thyroid gland.
- perth and kinross — a council area of N central Scotland, corresponding mainly to the historical counties of Perthshire and Kinross-shire: part of Tayside Region from 1975 until 1996: chiefly mountainous, with agriculture, tourism, and forestry. Administrative centre: Perth. Pop: 135 990 (2003 est). Area: 5321 sq km (2019 sq miles)
- phenylacetic acid — a white crystalline, aromatic acid, C 8 H 8 O 2 , used in the manufacture of penicillin and in perfumes.
- photoconductivity — the increase in the electrical conductivity of a substance, often nonmetallic, caused by the absorption of electromagnetic radiation.
- photodissociation — the dissociation or breakdown of a chemical compound by radiant energy.
- phumiphon aduldet — (Phumiphon Aduldet; Bhumibol Adulyadej) born 1927, king of Thailand since 1946.
- platinic chloride — chloroplatinic acid.
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- pseudo-humanistic — a person having a strong interest in or concern for human welfare, values, and dignity.
- psychodiagnostics — the study and evaluation of character or personality in terms of behavioral and anatomical traits, as gesture, posture and physiognomy.
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- quick on the draw — having fast reflexes
- radiation therapy — x-rays used as treatment
- radio in the loop — Wireless Local Loop
- rhode island bent — a European pasture grass, Agrostis tenuis, naturalized in North America, having red flower clusters.
- rhodope mountains — a mountain range in SE Europe, in the Balkan Peninsula extending along the border between Bulgaria and Greece. Highest peak: Golyam Perelik (Bulgaria), 2191 m (7188 ft)
- right in the head — sane
- scientific method — a method of research in which a problem is identified, relevant data are gathered, a hypothesis is formulated from these data, and the hypothesis is empirically tested.
- sheltered housing — accommodation designed esp for the elderly or infirm consisting of a group of individual premises, often with some shared facilities and a caretaker
- shipping industry — the industry concerned with transporting freight, esp by ship
- shooting incident — an incident involving guns
- shouting distance — hailing distance.
- sinbad the sailor — a merchant in The Arabian Nights who makes seven adventurous voyages
- single-sheet feed — a mechanism for feeding or taking single sheets of paper into a printer
- sir arthur harden — Sir Arthur, 1865–1940, English biochemist: Nobel Prize 1929.
- sixth commandment — “Thou shalt not kill”: sixth of the Ten Commandments.
- south farmingdale — a town on central Long Island, in SE New York.
- south frigid zone — the part of the earth's surface between the Antarctic Circle and the South Pole.
- south sea islands — the islands in the S Pacific that constitute Oceania
- southern rhodesia — a former name (until 1964) of Zimbabwe (def 1).
- southern studfish — See under studfish.
- speech impediment — speaking disorder
- spondylolisthesis — the forward displacement of a vertebra.
- st. swithin's day — July 15, superstitiously regarded as a day that, should it rain or be fair, will be followed by 40 consecutive days of like weather.
- stannous chloride — a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.
- straw in the wind — If you say that an incident or piece of news is a straw in the wind, you mean that it gives an indication of what might happen in the future.
- stymphalian birds — a flock of predacious birds of Arcadia that were driven away and killed by Hercules as one of his labors.