15-letter words containing f, u, n, a
- turn a deaf ear — pretend not to hear
- ultracentrifuge — a high-speed centrifuge for subjecting sols or solutions to forces many times that of gravity and producing concentration differences depending on the weight of the micelle or molecule.
- ultrafiltration — Physical Chemistry. a filter for purifying sols, having a membrane with pores sufficiently small to prevent the passage of the suspended particles.
- unaccounted for — If people or things are unaccounted for, you do not know where they are or what has happened to them.
- unaccounted-for — not accounted for; not understood; unexplained: an explosion resulting from some unaccounted-for mechanical failure.
- unaffordability — that can be afforded; believed to be within one's financial means: attractive new cars at affordable prices.
- unfair practice — unfair competition.
- unfamiliarities — not familiar; not acquainted with or conversant about: to be unfamiliar with a subject.
- uninformatively — in an uninformative manner
- unit of account — the function of money that enables the user to keep accounts, value transactions, etc
- unsatisfiedness — the state of being unsatisfied
- unsteadfastness — the condition of being unsteadfast
- unverifiability — the quality or state of being unverifiable
- usman dan fodio — 1754–1817, African mystic and revolutionary leader, who created a Muslim state in Nigeria
- van diemen gulf — an inlet of the Timor Sea in N Australia, in the Northern Territory
- venus's-flytrap — a carnivorous plant, Dionaea muscipula, native to bogs of North and South Carolina, having roundish leaves with two lobes that close like a trap when certain delicate hairs on them are irritated, as by a fly: the range is now reduced, though the plants are still locally abundant.
- vulgar fraction — common fraction.
- walnut husk fly — any of several fruit flies, as Rhagoletis completa, the larvae of which feed on and discolor walnut husks.
- wrongful arrest — the act of arresting someone without proper reason