14-letter words containing d, i, f, r
- differentiated — Recognize or ascertain what makes (someone or something) different.
- differentiates — Third-person singular simple present indicative form of differentiate.
- differentiator — a person or thing that differentiates.
- diffractometer — an instrument that is used to study atomic crystal structure by measuring the angles at which x-rays, neutrons, or electrons are diffracted by matter.
- diffractometry — The elucidation of the structures of crystalline materials by the use of X-ray diffraction.
- diffuse-porous — having annual rings in which the size of pores is approximately the same in wood formed in spring and summer.
- disaffirmation — The act of denial; a declaration that something is not true.
- disafforesting — Present participle of disafforest.
- discomfortable — an absence of comfort or ease; uneasiness, hardship, or mild pain.
- disconformable — of or relating to a disconformity.
- disenfranchise — to disfranchise.
- disfigurements — Plural form of disfigurement.
- disforestation — Archaic form of deforestation.
- disfranchising — Present participle of disfranchise.
- disfurnishment — the act or quality of disfurnishing
- disinformation — false information, as about a country's military strength or plans, publicly announced or planted in the news media, especially of other countries.
- disregardfully — In a disregardful manner; negligently; heedlessly.
- distrustful of — suspicious of; having no confidence in
- do-it-yourself — of or designed for construction or use by amateurs without special training: a do-it-yourself kit for building a radio.
- door furniture — locks, handles, etc, designed for use on doors
- drafting board — drawing board.
- drawing office — an office where drawings are made
- drifting cloud — Japanese Uki Gumo. a novel (1887–89) by Shimei Futabatei.
- driftless area — a tract of land that was once surrounded but never covered by a continental glacier, consequently having no glacial deposits.
- drilling fluid — a fluid used in the process of drilling bore holes and oil wells, for instance drilling mud, water, and compressed air amongst others
- drone aircraft — a pilotless radio-controlled aircraft used for reconnaissance or bombing
- electric field — a field of force surrounding a charged particle within which another charged particle experiences a force
- f distribution — a continuous distribution obtained from the ratio of two chi-square distributions and used esp to test the equality of the variances of two normally distributed variances
- faeroe islands — group of Danish islands in the N Atlantic, between Iceland & the Shetland Islands: 540 sq mi (1,399 sq km); pop. 44,000
- fair-trade law — a state or federal law authorizing fair-trade agreements: repealed 1975.
- fairmindedness — Alt form fair-mindedness.
- fairy bluebird — any fruit-eating passerine bird of the genus Irena, of the East Indies, the males of the several species being characteristically black below and purple-blue above.
- fantail darter — a North American freshwater fish, Etheostoma flabellare, of the perch family.
- faraday shield — an enclosure constructed of grounded wire mesh or parallel wires that shields sensitive electrical instruments from electrostatic interference.
- farsightedness — seeing objects at a distance more clearly than those near at hand; hyperopic.
- fashion editor — an editor in charge of the fashion content of a newspaper or magazine
- fashion parade — a parade of models displaying clothes to prospective buyers
- feather-veined — (of a leaf) having a series of veins branching from each side of the midrib toward the margin; pinnately veined.
- featherbedding — the practice of requiring an employer to hire unnecessary employees, to assign unnecessary work, or to limit production according to a union rule or safety statute: Featherbedding forced the railroads to employ firemen on diesel locomotives.
- featherbrained — Alternative spelling of feather-brained.
- feature editor — a newspaper or magazine journalist who commissions and edits feature articles
- federalisation — Alternative spelling of federalization.
- federalization — to bring under the control of a federal government: to federalize the National Guard.
- feed-in tariff — a payment above the market rate paid to a small-scale producer of renewable energy by a large energy provider
- feeding frenzy — Slang. a ruthless attack on or exploitation of someone especially by the media.
- feeding ground — The feeding ground of a group of animals or birds, is the place where they find food and eat.
- fertile period — the time during a woman's menstrual cycle at which she is most likely to become pregnant, or the equivalent time for an animal
- fertility drug — a substance that enhances the ability to produce young.
- fibrinopeptide — (protein) A polypeptide fragment, cleaved from fibrinogen by thrombin, that combines to form fibrin during blood-clotting.
- fibroadenomata — a benign tumor originating from glandular tissue, as in the female breast.