17-letter words containing h, i, s, t, d, n
- 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.
- swaddling clothes — cloth for wrapping around a baby
- the life and soul — a person regarded as the main source of merriment and liveliness
- the silken ladder — a one-act opera by Rossini, telling the story of Giulia, who is secretly married to Dorvil; he visits her bedroom every night by climbing up a ladder made of silk. Giulia's guardian, Dormont, expects her to marry Blansac, but she introduces Blansac to her cousin Lucilla; after much confusion, the two couples are joyfully united
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- thiopental sodium — a barbiturate, C 11 H 18 N 2 NaO 2 S, used as an anesthetic in surgery and, in psychiatry, for narcoanalysis and to stimulate recall of past events.
- three mile island — an island in the Susquehanna River, near Middletown, Pennsylvania, SE of Harrisburg: scene of a near-disastrous accident at a nuclear plant in 1979 that raised the issue of nuclear-energy safety.
- three-dimensional — having, or seeming to have, the dimension of depth as well as width and height.
- tibetan highlands — Tibet, Plateau of.
- to win hands down — If you win hands down, you win very easily.
- under the sign of — during that portion of the year when the sun is passing through and thus subject to the influence of (a specified sign of the zodiac)
- undistinguishable — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- washington island — an island off the Door Peninsula, NE Wisconsin, in NW Lake Michigan. 20 sq. mi. (50 sq. km).
- wheatstone bridge — a circuit for measuring an unknown resistance by comparing it with known resistances.
- wings of the dove — a novel (1902) by Henry James.