14-letter words containing t, i, f, o, r
- conformational — manner of formation; structure; form, as of a physical entity.
- confrontations — Plural form of confrontation.
- coniferophytes — Plural form of coniferophyte.
- contour flying — the technique of flying at a constant altitude of less than 22.8 metres (75 feet) above the ground.
- counterfeiters — Plural form of counterfeiter.
- counterfeiting — the making of fraudulent copies; forgery
- cubital furrow — (in certain insects) a crease, between the cubital and anal veins, along which the wing folds.
- cushion rafter — auxiliary rafter.
- cylinder front — a front cover for a desk or the like, consisting either of a solid piece or of a tambour sliding up and back in quadrantal grooves.
- defenestration — the act of throwing someone out of a window
- defibrillation — the application of an electric current to the heart to restore normal rhythmic contractions after the onset of atrial or ventricular fibrillation
- defibrillators — Plural form of defibrillator.
- denitrificator — an apparatus which is used in denitrification, particularly in sulphuric acid works
- diamantiferous — (usually of geographical regions) producing or bearing diamonds
- 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.
- 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.
- disforestation — Archaic form of deforestation.
- disinformation — false information, as about a country's military strength or plans, publicly announced or planted in the news media, especially of other countries.
- 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.
- drifting cloud — Japanese Uki Gumo. a novel (1887–89) by Shimei Futabatei.
- drone aircraft — a pilotless radio-controlled aircraft used for reconnaissance or bombing
- effort bargain — a bargain in which the reward to an employee is based on the effort that the employee puts in
- electrofishing — the practice of catching fish by stunning them with electric current or by attracting them through the use of electricity
- electroforming — a process used to create a metallic object by electrolytic deposition on a mould or matrix
- enforceability — The quality of being enforceable.
- esterification — A reaction of an alcohol with an acid to produce an ester and water.
- 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
- fair territory — the area beginning with and including home plate and extending between and including foul lines into which a batter must bat the ball as a prerequisite for a safe hit.
- false relation — a harmonic clash that occurs when a note in one part sounds simultaneously with or immediately before or after its chromatically altered (sharpened or flattened) equivalent appearing in another part
- family support — a means-tested allowance for families in need
- farthingsworth — the amount that can be bought with a farthing; a small amount
- fashion editor — an editor in charge of the fashion content of a newspaper or magazine
- feather pillow — soft headrest stuffed with feathers
- 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.
- femtochemistry — (chemistry) the study of chemical reactions on a very short time scale, often using pulsed lasers.
- ferroelectrics — Plural form of ferroelectric.
- ferromagnetism — noting or pertaining to a substance, as iron, that below a certain temperature, the Curie point, can possess magnetization in the absence of an external magnetic field; noting or pertaining to a substance in which the magnetic moments of the atoms are aligned.
- 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
- fertilizations — Plural form of fertilization.
- 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.