12-letter words containing p, o, r, l
- electropolar — having, or relating to, electrical polarity
- electroscope — An instrument for detecting and measuring electricity, especially as an indication of the ionization of air by radioactivity.
- electrotyped — Simple past tense and past participle of electrotype.
- electrotyper — One who electrotypes.
- electrotypes — Plural form of electrotype.
- electrotypic — relating to, or resulting from, electrotypy
- ellipsograph — an instrument that draws ellipses
- entoplastral — relating to an entoplastron
- entoplastron — the median plate of a turtle's plastron
- entropically — By means of or in relation to entropy.
- epistolarian — A writer of epistles.
- equiprobable — (of two or more things ) equally likely to occur; having equal probability.
- ergastoplasm — endoplasm that is associated with protein synthesis
- euphorically — In a euphoric manner.
- explorations — Plural form of exploration.
- expressional — Of or pertaining to expression, either in language, the face or the arts.
- extemporally — In an extemporal manner.
- extrapolated — Simple past tense and past participle of extrapolate.
- extrapolates — Third-person singular simple present indicative form of extrapolate.
- extremophile — A microorganism, especially an archaean, that lives in conditions of extreme temperature, acidity, alkalinity, or chemical concentration.
- field sports — sports carried on in the open countryside, such as hunting, shooting, or fishing
- fisherpeople — Plural form of fisherperson.
- flameproofed — Simple past tense and past participle of flameproof.
- flameproofer — any agent which renders something flameproof
- flash powder — powder that could be ignited to provide a bright light to take a photograph
- flavoprotein — an enzyme, containing riboflavin and linked chemically with a protein, active in the oxidation of foods in animal cells.
- fleet prison — (formerly) a London prison, esp used for holding debtors
- flip-flopper — a person who makes a complete change of policy, opinion, etc
- floor pocket — one of several metal boxes placed backstage in the floor (floor pocket) or wall of a theater and containing jacks for electric cables used in lighting units.
- floor polish — a substance used to polish floors
- floor sample — an appliance, piece of furniture, or other article of merchandise that has been used for display or demonstration and is usually offered at a reduced price.
- flop forging — forging of both sides of a piece from the same die, the sides being identical.
- floppy drive — disk drive
- flow pattern — The flow pattern is the way in which fluids move through a reactor.
- flower power — Flower power is an old-fashioned way of referring to hippies and the culture associated with hippies in the late 1960s and early 1970s.
- flowerpecker — any of numerous small, arboreal, usually brightly colored oscine birds of the family Dicaeidae, of southeastern Asia and Australia.
- fluorapatite — a crystalline mineral, Ca 5 (PO 4) 3 F, formed from hydroxyapatite in the presence of fluoride, that has a hardening effect on bones and teeth.
- fluorography — photofluorography.
- fluoroscoped — Simple past tense and past participle of fluoroscope.
- fluoroscopes — Plural form of fluoroscope.
- fluoroscopic — of or relating to the fluoroscope or fluoroscopy.
- focus puller — the member of a camera crew who adjusts the focus of the lens as the camera is tracked in or out
- followership — the ability or willingness to follow a leader.
- fore-topsail — a topsail set on a foremast on a ship.
- forepleasure — the aggregate of pleasurable sensations that lead to a heightened physical or emotional response, as of those aroused in sexual intercourse that lead to an orgasm.
- foretopsails — Plural form of foretopsail.
- forlorn hope — a perilous or desperate enterprise.
- former pupil — someone who used to attend a particular school or be a student of a particular teacher
- formyl group — the univalent group HCO–, derived from formic acid.
- fort pulaski — Count Casimir [kaz-uh-meer] /ˈkæz əˌmɪər/ (Show IPA), 1748–79, Polish patriot; general in the American Revolutionary army.