13-letter words containing p, o, u, r
- up to scratch — to break, mar, or mark the surface of by rubbing, scraping, or tearing with something sharp or rough: to scratch one's hand on a nail.
- upland plover — a large, field-inhabiting sandpiper, Bartramia longicauda, of eastern North America, resembling a plover: now protected and increasing in numbers.
- upon my word! — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- upper chinook — a Chinookan language of the Columbia River valley from the Deschutes River to the estuary.
- upright piano — a piano with an upright rectangular body and with its strings running vertically. Compare spinet (def 1).
- uprighteously — in an upright or moral manner
- uranite group — the mineralogical group including uranites and related minerals.
- vapourer moth — a tussock moth, Orgyia antiqua, of hedgerows and trees, the female of which is wingless and lays her eggs on her former cocoon
- vapourishness — the quality or state of being vapourish
- visual foxpro — (database) A Microsoft database derived from Fox Software's FoxPRO.
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.
- wall cupboard — a cupboard that is fixed to a wall
- waste product — material discarded as useless in the process of producing something.
- water opossum — yapok.
- women's group — A women's group is a group of women who meet regularly, usually in order to organize campaigns.
- working group — A working group is the same as a working party.
- yol computers — (company) A company in London, UK that sells computer and network systems, established in 2001.
- zinjanthropus — the genus to which Australopithecus boisei was formerly assigned.
- zoosporangium — a sporangium or spore case in which zoospores are produced.