21-letter words containing n, o, a, v, i, l
- overhead-valve engine — I-head engine.
- personality inventory — a questionnaire designed to measure personality types or characteristics.
- professional services — (job) A department of a supplier providing consultancy and programming manpower for the supplier's products.
- protective coloration — coloration or anything likened to it that eliminates or reduces visibility or conspicuousness.
- quality point average — grade point average.
- reverse polish syntax — postfix notation
- revillagigedo islands — an uninhabited island group belonging to Mexico, in the Pacific Ocean, SSW of the Baja California peninsula: Socorro is the largest island. 320 sq. mi. (830 sq. km).
- royal victorian order — (in Britain) an order of chivalry founded by Queen Victoria in 1896, membership of which is conferred for special services to the sovereign
- sentential connective — any of several words or their equivalent symbols used in logical formulas to connect propositions, as “or,” “not,” “and,” “if and only if.”.
- sovereign wealth fund — an investment fund created using the financial assets of a national government
- surface of revolution — a surface formed by revolving a plane curve about a given line.
- television evangelist — a Christian minister who devotes time to preaching on television
- the central provinces — the Canadian provinces of Ontario and Quebec
- to live hand to mouth — If someone lives hand to mouth or lives from hand to mouth, they have hardly enough food or money to live on.
- to take the long view — If you take the long view, you consider what is likely to happen in the future over a long period, rather than thinking only about things that are going to happen soon.
- topological invariant — a property of a topological space that is a property of every space related to the given space by a homeomorphism.
- toussaint l'ouverture — François Dominique [frahn-swa dawmee-neek] /frɑ̃ˈswa dɔmiˈnik/ (Show IPA), 1743–1803, Haitian patriot and leader of the Haitian Revolution slave rebellion.
- traveling salesperson — a representative of a business firm who travels in an assigned territory soliciting orders for a company's services.
- ultraviolet astronomy — the branch of astronomy that deals with celestial objects emitting electromagnetic radiation in the ultraviolet range.
- universal disk format — (storage, standard) (UDF) A CD-ROM file system standard that is required for DVD ROMs. UDF is the OSTA's replacement for the ISO 9660 file system used on CD-ROMs, but will be mostly used on DVD. DVD multimedia disks use UDF to contain MPEG audio and video streams. To read DVDs you need a DVD drive, the kernel driver for the drive, MPEG video support, and a UDF driver. DVDs containing both UDF filesystems and ISO 9660 filesystems can be read without UDF support. UDF can also be used by CD-R and CD-RW recorders in packet writing mode.
- university of iceland — (body, education) The Home of Fjolnir.
- vacation bible school — a religious school conducted by some churches during the summer for students on vacation.
- venus's looking glass — a purple-flowered campanulaceous plant, Legousia hybrida, of Europe, W Asia, and N Africa
- vladivostok agreement — a preliminary arms control accord concluded by Soviet leader Leonid Brezhnev and U.S. President Gerald Ford in Vladivostok, U.S.S.R., in December 1974.
- voice-stress analyzer — a machine purported to detect stress in a human voice and to ascertain a person's truthfulness.
- voluntary association — a group of individuals joined together on the basis of mutual interest or common objectives, especially a business group that is not organized or constituted as a legal entity.
- voluntary liquidation — the process of voluntarily terminating the affairs of a business, firm, etc, by realizing its assets to discharge its liabilities or the state of a business firm, etc, having its affairs so terminated
- volunteers of america — a religious reform and relief organization, similar to the Salvation Army, founded in New York City in 1896 by Ballington Booth, son of William Booth, the founder of the Salvation Army. Abbreviation: VOA.