22-letter words containing u, v, a, l
- unconventional warfare — warfare that is conducted within enemy lines through guerrilla tactics or subversion, usually supported at least in part by external forces.
- unitarian universalism — a North American liberal religious denomination in the Judeo-Christian heritage, formed in 1961 by the merger of the Unitarians, organized in 1825, and the Universalists, organized in 1793.
- universal postal union — an international organization, formed in Bern, Switzerland (1875), that administers and regulates international postal service. Abbreviation: UPU.
- universal product code — a bar code that indicates price, product classification, etc., and can be read electronically, as at checkout counters in supermarkets. Abbreviation: UPC.
- unreasonable behaviour — conduct by a spouse sufficient to cause the irretrievable breakdown of a marriage
- upright vacuum cleaner — a vacuum cleaner that is tall rather than wide
- urban development zone — an area that is designated as being a site for urban development
- valvular insufficiency — abnormal closure of a heart valve resulting in failure to prevent regurgitation of blood.
- van der waals equation — an equation of state relating the pressure, volume, and absolute temperature of a gas, taking into account the finite size of the molecules and the attractive force between them.
- varicella zoster virus — a type of herpesvirus that causes chickenpox and shingles.
- voluntary manslaughter — the unlawful killing of one human being by another with malice aforethought but in mitigating circumstances
- voluntary organization — an organization that is composed of or functions with the aid of volunteers and which provides aid or services to individuals, groups or countries