13-letter words containing f, l, e, r
- defibrillated — Simple past tense and past participle of defibrillate.
- defibrillator — A defibrillator is a machine that starts the heart beating normally again after a heart attack, by giving it an electric shock.
- deflectometer — An instrument that measures the deflection of structures when loads are applied.
- defloration's — the act of deflowering.
- deformability — Deformability is the degree to which applying a force can make a particle or solid change shape.
- deformational — of or relating to deformation
- delirifacient — anything that causes or induces delirium
- desulfuration — to desulfurize.
- dewar (flask) — a double-walled flask with a vacuum between the walls, which are silvered on the inside, used esp. for storage of liquefied gases
- differentials — Plural form of differential.
- digital frame — a picture frame containing an LCD screen that is used to display digital photos: Download pictures to your digital frame directly from your camera's memory card.
- disgracefully — In a disgraceful manner.
- disrespectful — characterized by, having, or showing disrespect; lacking courtesy or esteem: a disrespectful remark about teachers.
- distress flag — any flag flown by a vessel to show that it is in distress, as an ensign flown at half-mast or upside down.
- distressfully — In a distressful way; showing distress.
- diversifiable — to make diverse, as in form or character; give variety or diversity to; variegate.
- diving reflex — a reflex of humans, other mammals, reptiles, and birds, triggered by immersion in cold water, that slows the heart rate and diverts blood flow to the brain, heart, and lungs: serves to conserve oxygen until breathing resumes and to delay potential brain damage.
- doppler shift — (often lowercase) the shift in frequency (Doppler shift) of acoustic or electromagnetic radiation emitted by a source moving relative to an observer as perceived by the observer: the shift is to higher frequencies when the source approaches and to lower frequencies when it recedes.
- double-figure — double-digit.
- east flanders — a province in W Belgium. 1150 sq. mi. (2980 sq. km). Capital: Ghent.
- efflorescence — the state or a period of flowering.
- effortfulness — (psychology) subjective experience of exertion or effort involved in performing an activity.
- electric fire — a device that provides heat for a room from an incandescent electric element
- electric flux — the product of the electric displacement and the area across which it is displaced in an electric field
- electroformed — Produced, or modified by electroforming.
- enfield rifle — a breech-loading bolt-action magazine rifle, usually .303 calibre, used by the British army until World War II and by other countries
- enrolment fee — the amount of money payable when you enrol on a course, at a university, etc
- express rifle — a high-velocity hunting rifle for big game shooting
- extrafamilial — Outside a family.
- f.w. de klerk — Frederik Willem, born 1936, South African political leader: president 1989–94; Nobel Peace Prize 1993.
- fabric filter — A fabric filter is a type of filter in which solids are removed from a gas by passing it though a fabric.
- fairly-traded — bought from the producer at a guaranteed price
- fairy-slipper — Calypso (def 2).
- false bulrush — a tall reedlike marsh plant, Typha latifolia, with straplike leaves and flowers in long brown sausage-shaped spikes: family Typhaceae
- false colours — a flag to which one is not entitled, flown esp in order to deceive
- false horizon — a line or plane that simulates the horizon, used in altitude-measuring devices or the like.
- false saffron — a red dye used for cotton and for colouring foods and cosmetics, or a drug obtained from the florets of this plant
- false vampire — any large, carnivorous bat of the families Megadermatidae and Phyllostomatidae, of Africa, Asia, and Australia, erroneously reputed to suck the blood of animals and humans.
- false-hearted — having a false or treacherous heart; deceitful; perfidious.
- familiarities — Plural form of familiarity.
- family circle — the closely related members of a family as a group.
- family credit — (formerly, in Britain) a means-tested allowance paid to low-earning families with one or more dependent children and one or both parents in work: replaced by Working Families' Tax Credit in 1999
- family friend — intimate acquaintance of one's family
- fanfold paper — continuous paper perforated at regular intervals, as used in a dot-matrix printer
- fare-you-well — a state of perfection: The meal was done to a fare-thee-well.
- farkleberries — Plural form of farkleberry.
- farm labourer — a person engaged in physical work on a farm
- farm-to-table — noting or relating to fresh, locally sourced food sold to local consumers or restaurants: farm-to-table meats and seasonal vegetables.
- farmer's lung — a lung disorder caused by inhalation of moldy hay dust, marked by shortness of breath, dry cough, and weight loss.
- faroe islands — islands in Atlantic Ocean