12-letter words containing o, i, l, f, a, n
- olefiant gas — ethylene (def 2).
- olfactronics — the measurement and analysis of smells through instruments
- over-inflate — to distend; swell or puff out; dilate: The king cobra inflates its hood.
- palification — the act of fortifying something with stakes
- paraffin-oil — a white or colorless, tasteless, odorless, water-insoluble, solid substance not easily acted upon by reagents, consisting of a mixture of hydrocarbons chiefly of the alkane series, obtained from crude petroleum: used in candles, for forming preservative coatings and seals, for waterproofing paper, etc.
- pectoral fin — (in fishes) either of a pair of fins usually situated behind the head, one on each side, and corresponding to the forelimbs of higher vertebrates.
- pelecaniform — of, or having the nature of, an order (Pelecaniformes) of swimming birds having all four toes connected in a webbed foot, including pelicans and cormorants
- placentiform — shaped like a placenta, with a flat rounded form
- prefloration — the internal arrangement of a flower-bud's petals and sepals before it opens
- prefoliation — the arrangement of leaves within a vegetative bud
- professional — following an occupation as a means of livelihood or for gain: a professional builder.
- profile plan — a diagrammatic fore-and-aft elevation of the hull of a vessel, showing bow and buttock lines, stations, water lines, diagonals, decks, bulwarks, etc.
- rainbow flag — a multicoloured flag used as a symbol of peace; often used to represent gay and lesbian pride
- reflationary — economy: relating to reflation
- roofing nail — a short nail for nailing asphalt shingles or the like, having a broad head.
- salification — to form into a salt, as by chemical combination.
- saronic gulf — an inlet of the Aegean, on the SE coast of Greece, between Attica and the Peloponnesus. 50 miles (80 km) long; 30 miles (48 km) wide.
- satin-flower — a Californian plant, Clarkia amoena, of the evening primrose family, having cup-shaped pink or purplish flowers blotched with red.
- self-loading — noting or pertaining to an automatic or semiautomatic firearm.
- semifloating — noting or pertaining to a driving axle of an automobile or the like, the inner end of which is carried by the differential gear and the outer end of which is keyed to a wheel supported by the axle housing.
- slumpflation — a situation in which economic depression is combined with increasing inflation
- soft landing — space vehicle
- spiflication — rough treatment
- spongillafly — spongefly.
- tonic sol-fa — a system of singing characterized by emphasis upon tonality or key relationship, in which tones are indicated by the initial letters of the syllables of the sol-fa system rather than by conventional staff notation.
- unconfinable — not able to be bound
- undefoliated — having the leaves left intact
- unforgivable — to grant pardon for or remission of (an offense, debt, etc.); absolve.
- unforgivably — in an unforgivable manner
- unformalized — not formalized
- unformidable — causing fear, apprehension, or dread: a formidable opponent.
- unfunctional — of or relating to a function or functions: functional difficulties in the administration.
- unifactorial — of or relating to a single gene.
- unifoliolate — compound in structure yet having only one leaflet, as the orange.
- unmodifiable — incapable of being modified
- unprofitable — being without profit; not showing or turning a profit: a series of unprofitable ventures.
- vilification — to speak ill of; defame; slander.
- waterfowling — the sport of shooting waterfowl
- wing formula — a numerical representation of the relative lengths of the primary feathers of a bird's wing, used in identifying similar species, as flycatchers.