15-letter words containing u, s, t, l, a
- untransmissible — intransmissible
- urquhart castle — a castle near Drumnadrochit in Highland, Scotland: situated on Loch Ness
- vascular system — plant tissue consisting of ducts or vessels, that, in the higher plants, forms the system (vascular system) by which sap is conveyed through the plant.
- vascular tissue — plant tissue consisting of ducts or vessels, that, in the higher plants, forms the system (vascular system) by which sap is conveyed through the plant.
- vascularization — (of a tissue or embryo) to develop or extend blood vessels or other fluid-bearing vessels or ducts; become vascular.
- venus's-flytrap — a carnivorous plant, Dionaea muscipula, native to bogs of North and South Carolina, having roundish leaves with two lobes that close like a trap when certain delicate hairs on them are irritated, as by a fly: the range is now reduced, though the plants are still locally abundant.
- virtual storage — a system whereby addressable memory is extended beyond main storage through the use of secondary storage managed by system software in such a way that programs can treat all of the designated storage as addressable main storage.
- visual literacy — the ability to apprehend or interpret pictures or other visual images.
- vitreous silica — silica glass
- volunteer state — Tennessee (used as a nickname).
- voyeuristically — of, relating to, or characteristic of a voyeur or of voyeurism.
- vulnerabilities — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.
- walnut husk fly — any of several fruit flies, as Rhagoletis completa, the larvae of which feed on and discolor walnut husks.
- walpurgis night — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- walrus mustache — a thick, shaggy mustache hanging down loosely at both ends.
- well-accustomed — customary; usual; habitual: in their accustomed manner.
- whatshumacallit — Alternative form of whatchamacallit.
- winter purslane — a plant, Montia perfoliata, native to western North America, of the purslane family, having edible, egg-shaped leaves and clusters of small, white flowers.
- wrongful arrest — the act of arresting someone without proper reason