28-letter words containing a, r, i, d
- united states postal service — an independent federal agency created in 1971 to replace the Post Office Department as the division of the federal government responsible for postal services. Abbreviation: USPS.
- variable-density wind tunnel — a closed-circuit wind tunnel entirely contained in a casing in which the pressure and therefore the density of the working fluid can be maintained at a preselected value
- vendor independent messaging — (networking) (VIM) An electronic mail API promoted by an industry group headed by Lotus Development. VIM is a competitor to Microsoft's MAPI.
- virgin islands national park — a national park on St. John Island, Virgin Islands: prehistoric Indian relics. 24 sq. mi. (62 sq. km).
- walden, or life in the woods — a book of philosophical observations (1854) by Thoreau.
- war of american independence — American Revolution.
- windows management interface — (Microsoft, system management) (WMI) Microsoft's implementation of Web-Based Enterprise Management, a DMTF initiative to establish standards for accessing and sharing system management information over an enterprise network.
- with/have sth to your credit — If you already have one or more achievements to your credit, you have achieved them.
- work projects administration — WPA.
- zeroth law of thermodynamics — the principle that any two systems in thermal equilibrium with a third system are in thermal equilibrium with each other. Compare law of thermodynamics (def 2).