16-letter words containing d, i, r, t

taurocholic acid — an acid, C 26 H 45 NO 7 S, occurring as a sodium salt in the bile of carnivorous animals, which on hydrolysis yields taurine and cholic acid.
tax depreciation — Tax depreciation is depreciation in a company's internal financial records that is different from the amount that is used for the internal books.
terminal adaptor — (networking, hardware) (TA) Equipment used to adapt Integrated Services Digital Network (ISDN) Basic Rate Interface (BRI) channels to existing terminal equipment standards such as EIA-232 and V.35. A Terminal Adaptor is typically packaged like a modem, either as a stand-alone unit or as an interface card that plugs into a computer or other communications equipment (such as a router or PBX). A Terminal Adaptor does not interoperate with a modem; it replaces it.
terminus ad quem — the end to which; aim; goal; final or latest limiting point.
tetrahydrozoline — a compound, C 13 H 16 N 2 , used in the treatment of nasal congestion and certain conditions of eye irritation.
texture modifier — a substance that is added to food products to increase viscosity
the christ child — a very reverential way of referring to Jesus Christ as a child, used particularly when referring to art
the herring-pond — the Atlantic Ocean
the oil industry — the industry that produces and delivers petroleum and petroleum products
the red brigades — a group of urban guerrillas, based in Italy, who kidnapped and murdered the former Italian prime minister Aldo Moro (1916–78) in 1978
the retired list — officers who have retired and are on a pension
the roaring days — the period of the Australian goldrushes
the sex industry — a commercial sector that employs sex workers in prostitution, pornography, etc.
the subsidiariat — a collective term for the news sources that would not survive without being subsidized directly (by a government, etc), or indirectly (through sharing a parent company with another more profitable revenue source)
the war-disabled — those people who have been disabled by war
the worried well — people who are healthy but are concerned about becoming ill and so take medication or see a medical practitioner when they don't need to
the written word — writing rather than speaking
thermoacidophile — any organism, especially a type of archaebacterium, that thrives in strongly acidic environments at high temperatures.
thick-tailed ray — Ichthyology. any ray of the order Rajiformes, having a relatively thick, fleshy tail, including the guitarfishes and the skates.
thioarsenic acid — any of three hypothetical acids, H3AsS4, HAsS3, and H4As2S7, known only in the forms of their salts
thionyl chloride — a clear, pale yellow or red, fuming, corrosive liquid, SOCl 2 , used chiefly in organic synthesis.
thirteenth chord — a chord much used in jazz and pop, consisting of a major or minor triad upon which are superimposed the seventh, ninth, eleventh, and thirteenth above the root
this-worldliness — concern or preoccupation with worldly things and values.
thought disorder — disorganized speech, as flight of ideas or loosening of associations, thought to reflect disorganized thinking and occurring as a symptom of some types of mental illness, as manic disorder or schizophrenia.
three blind mice — nursery rhyme
three-card trick — a game in which players bet on which of three inverted playing cards is the queen
thrilled to bits — If someone is thrilled, they are extremely pleased about something.
tierra del fuego — a group of islands at the S tip of South America, separated from the mainland by the Strait of Magellan: jointly owned by Argentina and Chile; boundary disputed. 27,476 sq. mi. (71,165 sq. km).
tiger kidnapping — a kidnapping in which one or more hostages are taken to coerce another person, usually a relation of the person or people held, to take part in a crime
tiger salamander — a salamander, Ambystoma tigrinum, common in North America, having a dark body marked with yellowish spots or bars.
to dip your toes — If you dip your toes into something or dip your toes into the waters of something, you start doing that thing slowly and carefully, because you are not sure whether it will be successful or whether you will like it.
to dish the dirt — If someone dishes the dirt on you, they say bad things about you, without worrying if they are true or not, or if they will damage your reputation.
to draw the line — If you draw the line at a particular activity, you refuse to do it, because you disapprove of it or because it is more extreme than what you normally do.
to overabound in — to have or contain too large a quantity or number of something
tobacco industry — business of selling smoking products
toing and froing — going back and forth
tool builder kit — (tool) (TBK) A product from IPSYS which allows users to develop CASE tools appropriate to any software engineering methodology.
top drive system — A top drive system is a system which includes a motor that turns the drill string, used instead of the kelly.
torsion pendulum — a pendulum the weight of which is rotated alternately in opposite directions through a horizontal plane by the torsion of the suspending rod or spring: used for clocks intended to run a long time between windings.
torvill and dean — two British ice dancers, Jayne Torvill, born 1957, and Christopher Dean, born 1958. They won the world championships in 1981–84, the European championships in 1981–82, 1984, and 1994, and the gold medal in the 1984 Olympic Games
touring bindings — specialised ski bindings with releasable locked down heels that can be used for ski touring and backcountry skiing
tourist industry — the people, activities, and organizations involved in providing services for people on holiday, for example hotels, restaurants, and tour guides
traditionalistic — adherence to tradition as authority, especially in matters of religion.
trans-fatty acid — a polyunsaturated fatty acid that has been converted from the cis-form by hydrogenation: used in the manufacture of margarine
transfer molding — a method of molding thermosetting plastic in which the plastic enters a closed mold from an adjoining chamber in which it has been softened.
transpeptidation — the process of transferring an amino acid or group of amino acids from one compound to another.
trap-door spider — any of several burrowing spiders, of the family Ctenizidae, that construct a tubular nest with a hinged lid.
trapezoidal rule — a numerical method for evaluating the area between a curve and an axis by approximating the area with the areas of trapezoids.
triangular trade — American History. a pattern of colonial commerce in which slaves were bought on the African Gold Coast with New England rum and then traded in the West Indies for sugar or molasses, which was brought back to New England to be manufactured into rum.
tricolored heron — an American heron, Hydranassa tricolor, that is dark bluish-gray above and white below with seasonally red neck stripes in the male.

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