13-letter words containing e, s, p, a, l, i
- thermoplastic — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- thespian lion — a lion that attacked the flocks of Amphitryon and was killed by Hercules.
- thigh-slapper — a very funny joke, remark, story, or incident.
- total eclipse — an eclipse in which the surface of the eclipsed body is completely obscured.
- total impulse — a measure of the maximum momentum that a given reaction engine and fuel supply can impart to a vehicle.
- uillean pipes — bagpipes developed in Ireland and operated by squeezing bellows under the arm
- unplasticized — not made plastic, as by the addition of a plasticizer
- unpublishable — not capable of being made available in print for distribution and sale
- unspecialized — not specialized
- unspecifiable — not able to be specified
- unspeculative — not characterized by speculation
- unsuperficial — external or outward: a superficial resemblance.
- upper silesia — a highly industrialized region divided between Germany and Poland after World War I.
- vanity plates — a vehicle license plate bearing a combination of letters or numbers requested by the licensee, as a name or occupation.
- visual purple — rhodopsin.
- walter piston — Walter, 1894–1976, U.S. composer.
- water spaniel — either of two breeds of spaniels, used for retrieving waterfowl.
- well-speaking — the act, utterance, or discourse of a person who speaks.
- wild allspice — spicebush (sense 1)
- williams pear — a variety of pear that has large yellow juicy sweet fruit
- with pleasure — gladly, willingly
- zinc sulphate — a colourless soluble crystalline substance usually existing as the heptahydrate or monohydrate: used as a mordant, in preserving wood and skins, and in the electrodeposition of zinc. Formula: ZnSO4
- zuppa inglese — tiered layers of sponge cake sprinkled with rum or liqueur, then spread with custard or other cream filling.