18-letter words containing d, l, s
- the first sea lord — the senior of the two serving naval officers who sits on the admiralty board of the Ministry of Defence
- the hotel industry — the branch of the services industry which provides hotels
- the lords temporal — (in Britain) peers other than bishops in their capacity as members of the House of Lords
- the middle passage — the journey across the Atlantic Ocean from the W coast of Africa to the Caribbean: the longest part of the journey of the slave ships sailing to the Caribbean or the Americas
- the same old story — the familiar or regular course of events
- the-master-builder — a play (1892) by Ibsen.
- theodore roosevelt — (Anna) Eleanor, 1884–1962, U.S. diplomat, author, and lecturer (wife of Franklin Delano Roosevelt).
- therese de lisieux — Saint (Marie Françoise Thérèse Martin"the Little Flower") 1873–97, French Carmelite nun.
- thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
- thomas alva edison — Thomas Alva [al-vuh] /ˈæl və/ (Show IPA), 1847–1931, U.S. inventor, especially of electrical devices.
- thrills and spills — If you refer to thrills and spills, you are referring to an experience which is exciting and full of surprises.
- to clear the decks — If you clear the decks, you get ready to start something new by finishing any work that has to be done or getting rid of any problems that are in the way.
- to close your mind — If you close your mind to something, you deliberately do not think about it or pay attention to it.
- to gird your loins — If you gird your loins, you prepare to do something difficult or dangerous.
- townsend avalanche — avalanche (def 3).
- transcendental ego — (in Kantian epistemology) that part of the self that is the subject and never the object.
- transit theodolite — a theodolite having a telescope that can be transited.
- tristan und isolde — a music drama (composed, 1857–59; première, 1865) by Richard Wagner.
- trobriand islander — a native or inhabitant of the Trobriand Islands of Papua New Guinea
- tufted loosestrife — a primulaceous plant Naumburgia thyrsiflora
- ultrasonic welding — the use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact
- ultrasound scanner — a device used to examine an internal bodily structure by the use of ultrasonic waves, esp for the diagnosis of abnormality in a fetus
- under (one's) seal — in a document authenticated by one's seal
- universal debugger — (tool, parallel) (udb) KSR's interactive source level debugger for serial and parallel programs written in KSR, Fortran, KSR C and KSR1 assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs; it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface; the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread.
- upper middle class — wealthy, highly-educated people
- ur of the chaldees — the city where Abraham was born, sometimes identified with the Sumerian city of Ur. Gen. 11:28, 31; 15:7; Neh. 9:7.
- valle de la pascua — a city in N Venezuela.
- video installation — an art installation incorporating video footage
- video surveillance — a system of monitoring activity in an area or building using a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit
- wandering minstrel — travelling performer
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- wedge-heeled shoes — shoes with wedge heels
- welland ship canal — a ship canal in S Canada, in Ontario, connecting Lakes Erie and Ontario: 8 locks. 25 miles (40 km) long.
- wesleyan methodist — a member of any of the churches founded on the evangelical principles of John Wesley.
- western meadowlark — any of several American songbirds of the genus Sturnella, of the family Icteridae, especially S. magna (eastern meadowlark) and S. neglecta (western meadowlark) having a brownish and black back and wings and a yellow breast, noted for their clear, tuneful song.
- white-spotted hyla — a type of tree frog (H. leucophyllata) of tropical America
- wild passionflower — the maypop, Passiflora incarnata.
- wild sweet william — blue phlox.
- wildlife sanctuary — an area where wild animals and plants are protected
- winged everlasting — a bushy composite plant, Ammobium alatum, of Australia, having winged branches, javelin-shaped leaves, and white flowers.
- withdrawal symptom — effects of stopping a drug
- world championship — an international competition in a particular sport or activity for people all around the world
- world of one's own — a state of mental detachment from other people
- wrongful dismissal — the act of making someone redundant for reasons which are illegal or unjust
- yeast nucleic acid — RNA.