13-letter words containing d, e, f, l
- 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.
- difficultness — The state or quality of being difficult.
- 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.
- disaffiliated — Simple past tense and past participle of disaffiliate.
- discontentful — exhibiting a lack of contentment
- disfellowship — (in some Protestant religions) the status of a member who, because of some serious infraction of church policy, has been denied the church's sacraments and any post of responsibility and is officially shunned by other members.
- disgracefully — In a disgraceful manner.
- disrespectful — characterized by, having, or showing disrespect; lacking courtesy or esteem: a disrespectful remark about teachers.
- distastefully — In a distasteful manner.
- 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.
- domestic fowl — a chicken.
- 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.
- dumbfoundedly — In a dumbfounded manner.
- east flanders — a province in W Belgium. 1150 sq. mi. (2980 sq. km). Capital: Ghent.
- eff and blind — to use obscene language
- 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
- f.w. de klerk — Frederik Willem, born 1936, South African political leader: president 1989–94; Nobel Peace Prize 1993.
- face validity — the extent to which a psychological test appears to measure what it is intended to measure
- factionalized — Simple past tense and past participle of factionalize.
- fairly-traded — bought from the producer at a guaranteed price
- false diamond — any of a number of semiprecious stones that resemble diamond, such as zircon and white topaz
- false-hearted — having a false or treacherous heart; deceitful; perfidious.
- 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
- family-minded — devoted to one's family
- fanfold paper — continuous paper perforated at regular intervals, as used in a dot-matrix printer
- faroe islands — islands in Atlantic Ocean
- fashion model — sb employed to show off designer clothes
- fast dissolve — a transition that fades out one scene and replaces it with another, merging the two scenes imperceptibly
- federal court — a court of a federal government, especially one established under the Constitution of the United States.
- feeble-minded — lacking the normal mental powers.
- feedback loop — the path by which some of the output of a circuit, system, or device is returned to the input.
- feeder school — a junior school whose pupils go to a specific secondary school
- feldspathoids — Plural form of feldspathoid.
- fellowshipped — the condition or relation of being a fellow: the fellowship of humankind.
- felony murder — a killing treated as a murder because, though unintended, it occurred during the commission or attempted commission of a felony, as robbery.
- female condom — a type of condom used by women and inserted into the vagina
- female thread — a helical groove in a cylindrical hole formed by a tap or lathe tool