16-letter words containing a, p, n, g
- ungava peninsula — a peninsula in NW Ungava region, in N Quebec, in E Canada.
- unix manual page — (operating system) (Or "man page") A part of Unix's extensive on-line documentation. To read a manual page from the Unix command line, type: man [-s
] e.g. "man ftp" (the section number can usually be omitted). Pages are traditionally referred to using the notation "page(section)", e.g. ftp(1). Under SunOS (which is fairly typical), Section 1 covers commands, 2 system calls, 3 C library routines, 4 devices and networks, 5 file formats, 6 games and demos, 7 miscellaneous, 8 system administration. Each section has an introduction which can be obtained with, e.g., "man 2 intro". Manual pages are stored as nroff source files. Formatted versions are also usually cached. Man pages for most versions of Unix are available on-line in HTML. - vapor channeling — Vapor channeling exists when vapor flow is distributed in an unequal way in a distillation vessel or stage.
- vegetable sponge — loofah (def 2).
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- virginia cowslip — a perennial woodland plant (Mertensia virginica) of the borage family, native to E North America and having clusters of blue or purple, bell-shaped flowers
- virginia creeper — a climbing plant, Parthenocissus quinquefolia, of the grape family, native to North America, having palmate leaves, usually with five leaflets, and bluish-black berries.
- washing-up water — water used for washing dishes
- weatherstripping — A piece of weatherstrip material.
- white propaganda — propaganda that comes from the source it claims to come from
- willow ptarmigan — a ptarmigan, Lagopus lagopus, of arctic and subarctic regions of the New and Old Worlds, having brown, mottled plumage in summer and white plumage in winter.
- windward passage — a strait in the West Indies, between Cuba and Haiti. 50 miles (80 km) wide.
- world bank group — the collective name for the International Bank for Reconstruction and Development, the International Finance Corporation, and the International Development Association, whose headquarters are all in Washington
- zygosporangium's — a sporangium that bears a zygospore.