16-letter words containing a, n, t, i, p, l
- topsail schooner — a sailing vessel fore-and-aft rigged on all of two or more masts with square sails above the foresail, and often with a square sail before the foresail.
- transalpine gaul — an ancient region in W Europe, including the modern areas of N Italy, France, Belgium, and the S Netherlands: consisted of two main divisions, one part S of the Alps (Cisalpine Gaul) and another part N of the Alps (Transalpine Gaul)
- transport police — the national police force for railways in Britain, which protects rail operators, staff and passengers
- trial separation — an experimental period of living apart
- triphenylmethane — a colorless, crystalline, solid compound containing three benzene rings, C 19 H 16 , from which many dyes are derived.
- triple-expansion — noting a power source, especially a steam engine, using the same fluid at three successive stages of expansion to do work in three or more cylinders.
- tropical cyclone — a cyclone that originates over a tropical ocean area and can develop into the destructive storm known in the U.S. as a hurricane, in the western Pacific region as a typhoon, and elsewhere by other names. Compare extratropical cyclone, hurricane (def 1), willy-willy.
- twelvepenny nail — a nail that is 3 1/4 inches (8.25 cm) long.
- ultracrepidarian — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- unapologetically — containing an apology or excuse for a fault, failure, insult, injury, etc.: An apologetic letter to his creditors explained the delay.
- undercapitalized — having insufficient capital for the efficient operation of a commercial enterprise
- underpitch vault — a construction having a central vault intersected by vaults of lower pitch.
- unissued capital — authorized capital that has not yet been issued as shares
- unparticularized — to make particular.
- unpredictability — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unproportionally — having due proportion; corresponding.
- upper palatinate — See under Palatinate (def 1).
- upsilon particle — the 20th letter of the Greek alphabet (Υ, υ).
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- willow ptarmigan — a ptarmigan, Lagopus lagopus, of arctic and subarctic regions of the New and Old Worlds, having brown, mottled plumage in summer and white plumage in winter.
- windfall profits — Windfall profits are excessive profits with a non-business cause such as a natural disaster.