15-letter words containing a, l, u, v
- unavailableness — the state of being useless or ineffectual
- uncontroversial — of, relating to, or characteristic of controversy, or prolonged public dispute, debate, or contention; polemical: a controversial book.
- uncooperatively — in an uncooperative or unhelpful manner
- uninformatively — in an uninformative manner
- universal chuck — a chuck, as on a lathe headstock, having three stepped jaws moving simultaneously for precise centering of a workpiece of any of a wide range of sizes.
- universal class — (in the theory of classes) the class that includes all other classes and is composed of all individuals composing these classes.
- universal donor — a person with blood of group O.
- universal joint — piece that couples two rotating shafts
- universal motor — a series-wound motor, of one-half horsepower or less, using alternating or direct current.
- universal stage — a small theodolite mounted on the stage of a polarizing microscope and used in the petrographic analysis of rocks.
- unrevolutionary — not revolutionary, progressive, or radical
- unverifiability — the quality or state of being unverifiable
- value-added tax — an excise tax based on the value added to a product at each stage of production or distribution: value added is arrived at by subtracting from the total value of the product at the end of each production or distibution stage the value of the goods bought at its inception. Abbreviation: VAT.
- van diemen gulf — an inlet of the Timor Sea in N Australia, in the Northern Territory
- vascular bundle — a longitudinal arrangement of strands of xylem and phloem, and sometimes cambium, that forms the fluid-conducting channels of vascular tissue in the rhizomes, stems, and leaf veins of vascular plants, the arrangement varying with the type of plant.
- 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.
- vatican council — the ecumenical council, convoked in Rome, 1869–70, by Pope Pius IX, that declared the dogma of papal infallibility.
- venture capital — funds invested or available for investment in a new or unproven business enterprise.
- 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.
- vicar capitular — a cleric chosen by a cathedral chapter to manage a bishopric during a vacancy.
- victor emmanuel — 1869–1947, king of Italy 1900–46.
- vincent de paul — Saint, 1576–1660, French Roman Catholic priest noted for his work to aid the poor.
- virtual machine — Also called system virtual machine. a self-contained operating environment that behaves as if it is a separate computer, with no access to the host operating system: When an application runs in a virtual machine, there is little chance that it will damage files or applications in the host system.
- virtual reality — a realistic and immersive simulation of a three-dimensional environment, created using interactive software and hardware, and experienced or controlled by movement of the body. Abbreviation: VR.
- 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
- völkerwanderung — the migration of peoples, esp of Germanic and Slavic peoples into S and W Europe from 2nd to 11th centuries
- volunteer state — Tennessee (used as a nickname).
- voyeuristically — of, relating to, or characteristic of a voyeur or of voyeurism.
- vulgar fraction — common fraction.
- vulnerabilities — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.
- well-cultivated — prepared and used for raising crops; tilled: cultivated land.